{"id":19630,"date":"2026-09-09T13:17:09","date_gmt":"2026-09-09T03:17:09","guid":{"rendered":"https:\/\/geoffreychen.com\/why-tea-leaves-gather-at-the-centre-of-a-stirred-cup\/"},"modified":"2026-09-09T13:17:09","modified_gmt":"2026-09-09T03:17:09","slug":"why-tea-leaves-gather-at-the-centre-of-a-stirred-cup","status":"publish","type":"post","link":"https:\/\/geoffreychen.com\/zh\/why-tea-leaves-gather-at-the-centre-of-a-stirred-cup\/","title":{"rendered":"\u6405\u8fc7\u7684\u8336\uff0c\u8336\u53f6\u4e3a\u4ec0\u4e48\u53cd\u800c\u805a\u5230\u676f\u5e95\u4e2d\u592e\uff1f"},"content":{"rendered":"<\/p>\n<p><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/public-assets.geoffreychen.com\/wordpress\/articles\/why-tea-leaves-gather-at-the-centre-of-a-stirred-cup\/444cc7ab564be303d00ba980.jpg?w=1140&#038;ssl=1\" alt=\"\u6405\u8fc7\u7684\u8336\uff0c\u8336\u53f6\u4e3a\u4ec0\u4e48\u53cd\u800c\u805a\u5230\u676f\u5e95\u4e2d\u592e\uff1f\" loading=\"lazy\"><\/p>\n<p>\u7528\u52fa\u5b50\u628a\u6563\u8336\u6405\u8f6c\uff0c\u518d\u8ba9\u5b83\u6162\u4e0b\u6765\uff0c\u8336\u53f6\u5e38\u4f1a\u805a\u5728\u676f\u5e95\u4e2d\u592e\u3002\u76f4\u89c9\u8bf4\u65cb\u8f6c\u5e94\u628a\u4e1c\u897f\u201c\u7529\u201d\u5411\u5916\uff0c\u7ed3\u679c\u4e3a\u4ec0\u4e48\u76f8\u53cd\uff1f<\/p>\n<p>\u65cb\u8f6c\u7684\u6c34\u9762\u5728\u676f\u58c1\u5904\u7565\u9ad8\u3001\u4e2d\u592e\u7565\u4f4e\uff0c\u56e0\u6b64\u5f62\u6210\u7531\u5916\u5411\u5185\u7684\u538b\u529b\u68af\u5ea6\uff0c\u4e3a\u6c34\u7684\u5706\u5468\u8fd0\u52a8\u63d0\u4f9b\u5411\u5fc3\u52a0\u901f\u5ea6\u3002\u5728\u8fdc\u79bb\u676f\u5e95\u5904\uff0c\u6c34\u8f6c\u5f97\u8f83\u5feb\uff0c\u8fd9\u4e2a\u538b\u529b\u68af\u5ea6\u4e0e\u6240\u9700\u5411\u5fc3\u52a0\u901f\u5ea6\u5927\u81f4\u76f8\u914d\u3002\u53ef\u662f\u676f\u5e95\u7684\u9ecf\u6ede\u6469\u64e6\u4f1a\u62d6\u6162\u8d34\u8fd1\u5e95\u9762\u7684\u6c34\uff1b\u538b\u529b\u68af\u5ea6\u5374\u4ecd\u7136\u5b58\u5728\uff0c\u4e8e\u662f\u5e95\u5c42\u6c34\u5f97\u5230\u8d85\u8fc7\u7ef4\u6301\u5f53\u524d\u8f6c\u901f\u6240\u9700\u7684\u5411\u5185\u4f5c\u7528\uff0c\u4fbf\u6cbf\u676f\u5e95\u6d41\u5411\u4e2d\u592e\u3002<\/p>\n<p>\u6c34\u4e0d\u80fd\u53ea\u5728\u4e2d\u592e\u65e0\u9650\u5806\u79ef\uff0c\u6240\u4ee5\u5b83\u5728\u90a3\u91cc\u4e0a\u5347\uff0c\u9760\u8fd1\u6c34\u9762\u540e\u5411\u5916\u6d41\uff0c\u518d\u6cbf\u676f\u58c1\u4e0b\u964d\uff0c\u5f62\u6210\u53e0\u52a0\u5728\u4e3b\u65cb\u8f6c\u4e0a\u7684\u4e8c\u6b21\u73af\u6d41\u3002\u8336\u53f6\u5148\u56e0\u91cd\u529b\u6c89\u5230\u5e95\u90e8\uff0c\u968f\u540e\u88ab\u8fd9\u80a1\u8d34\u5e95\u7684\u5411\u5185\u6c34\u6d41\u5e26\u5230\u4e2d\u592e\u3002\u5b83\u4eec\u4e0d\u662f\u6218\u80dc\u4e86\u67d0\u4e2a\u5355\u72ec\u7684\u201c\u79bb\u5fc3\u529b\u201d\uff0c\u800c\u662f\u88ab\u771f\u5b9e\u7684\u4e09\u7ef4\u6d41\u52a8\u642c\u8fd0\u3002<\/p>\n<p>\u7231\u56e0\u65af\u5766\u57281926\u5e74\u7528\u8336\u676f\u4e2d\u7684\u8fd9\u79cd\u6d41\u52a8\u89e3\u91ca\u6cb3\u9053\u5f2f\u66f2\u5904\u7684\u6ce5\u6c99\u8f93\u8fd0\u3002\u5c0f\u5c0f\u8336\u676f\u63d0\u9192\u6211\u4eec\uff1a\u4e3b\u8fd0\u52a8\u770b\u4f3c\u53ea\u662f\u65cb\u8f6c\uff0c\u8fb9\u754c\u4e0a\u7684\u6469\u64e6\u5374\u80fd\u5efa\u7acb\u65b9\u5411\u5b8c\u5168\u4e0d\u540c\u7684\u6b21\u7ea7\u6d41\u3002<\/p>\n<p><a href=\"https:\/\/arxiv.org\/abs\/2305.09528\" rel=\"nofollow\">https:\/\/arxiv.org\/abs\/2305.09528<\/a><\/p>\n<p>","protected":false},"excerpt":{"rendered":"","protected":false},"author":17897162,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_geoff_meta_description_en":"Bottom friction in a rotating cup creates a secondary inward flow that carries settled tea leaves to the centre, reversing the expected outward motion.","_geoff_meta_description_zh":"\u8336\u6c34\u65cb\u8f6c\u65f6\uff0c\u676f\u5e95\u6469\u64e6\u9020\u6210\u4e00\u80a1\u5411\u5185\u7684\u4e8c\u6b21\u6d41\uff0c\u628a\u6c89\u4e0b\u7684\u8336\u53f6\u5e26\u5230\u4e2d\u592e\u3002\u8fd9\u4e2a\u53cd\u76f4\u89c9\u73b0\u8c61\u663e\u793a\uff0c\u6d41\u4f53\u5c40\u90e8\u901f\u5ea6\u5dee\u80fd\u6539\u53d8\u6574\u4f53\u8f93\u8fd0\u65b9\u5411\u3002","_wpcom_ai_launchpad_first_post":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[787297218],"tags":[787299900,787299895,787299897,787299899,787299896,787299898],"class_list":["post-19630","post","type-post","status-publish","format-standard","hentry","category-daily-maths-physics-chemistry","tag-tea-leaf-paradox-zh","tag-fluid-dynamics","tag-secondary-flow","tag-tea-leaf-paradox","tag-fluid-dynamics-zh","tag-secondary-flow-zh",""],"translatepress_titles":{"en_AU":"Why Do Tea Leaves Gather at the Centre of a Stirred Cup?","zh_CN":"\u6405\u8fc7\u7684\u8336\uff0c\u8336\u53f6\u4e3a\u4ec0\u4e48\u53cd\u800c\u805a\u5230\u676f\u5e95\u4e2d\u592e\uff1f"},"jetpack_publicize_connections":[],"jetpack_likes_enabled":false,"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p1ar9H-56C","jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/geoffreychen.com\/zh\/wp-json\/wp\/v2\/posts\/19630","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/geoffreychen.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/geoffreychen.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/geoffreychen.com\/zh\/wp-json\/wp\/v2\/users\/17897162"}],"replies":[{"embeddable":true,"href":"https:\/\/geoffreychen.com\/zh\/wp-json\/wp\/v2\/comments?post=19630"}],"version-history":[{"count":0,"href":"https:\/\/geoffreychen.com\/zh\/wp-json\/wp\/v2\/posts\/19630\/revisions"}],"wp:attachment":[{"href":"https:\/\/geoffreychen.com\/zh\/wp-json\/wp\/v2\/media?parent=19630"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/geoffreychen.com\/zh\/wp-json\/wp\/v2\/categories?post=19630"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/geoffreychen.com\/zh\/wp-json\/wp\/v2\/tags?post=19630"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}