怎么正确做蛙泳

[[{"txt": "\u5728\u6211\u4eec\u7684\u65e5\u5e38\u751f\u6d3b\u4e2d\u90a3\uff0c\u5982\u4f55\u6b63\u786e\u505a\u86d9\u6cf3\u8fd9\u79cd\u5c0f\u95ee\u9898\uff0c\u5c0f\u7f16\u4eca\u5929\u5c31\u5728\u8fd9\u91cc\u7ed9\u5927\u5bb6\u5206\u4eab\u4e00\u70b9\u6211\u7684\u5c0f\u7ecf\u9a8c\uff0c\u5e0c\u671b\u53ef\u4ee5\u7ed9\u4f60\u4eec\u5e26\u6765\u5e2e\u52a9\u3002"}, {"img": ["https://exp-picture.cdn.bcebos.com/d47cb624d8e9ccd2c87a8bed0e40102a05e2c9b0.m2m?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1"]}], [{"txt": ["\u5de5\u5177/\u539f\u6599"]}, {"txt": "\u5408\u7406\u7684\u6cf3\u88c5"}], [{"txt": ["\u65b9\u6cd5/\u6b65\u9aa4"]}, {"txt": "\u86d9\u6cf3\u6700\u4e3b\u8981\u662f\u817f\u90e8\u52a8\u4f5c\uff0c\u6211\u4eec\u5148\u6765\u8bb2\u4e00\u8bb2\u8eab\u4f53\u59ff\u52bf\u5e94\u8be5\u5982\u4f55\u3002\u8eab\u4f53\u4f4d\u7f6e\u4f1a\u6309\u4e00\u5b9a\u8282\u594f\u4e0a\u4e0b\u8d77\u4f0f\uff0c\u5728\u5212\u6c34\u548c\u62ac\u5934\u547c\u6c14\u65f6\uff0c\u4e0a\u4f53\u4f1a\u5411\u524d\u4e0a\u53d1\u62ac\u5934\uff0c\u80a9\u548c\u80cc\u90e8\u6709\u4e00\u90e8\u5206\u4f1a\u9732\u51fa\u6c34\u9762\uff0c\u4e4b\u540e\u6211\u4eec\u80a9\u90e8\u548c\u80cc\u90e8\u4f1a\u4fb5\u5165\u6c34\u4e2d\uff0c\u8fd9\u5c31\u662f\u4e00\u4e2a\u8282\u594f\u7684\u628a\u63e1\u3002"}, {"img": ["https://exp-picture.cdn.bcebos.com/a151a233ec3834bb66f378eb8714c27bd3823db1.m2m?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1"]}, {"txt": "\u817f\u90e8\u52a8\u4f5c\u662f\u6574\u4e2a\u86d9\u6cf3\u4e2d\u7684\u91cd\u4e2d\u4e4b\u91cd\u3002\u4e5f\u8fd8\u662f\u8eab\u4f53\u524d\u8fdb\u7684\u4e3b\u8981\u52a8\u529b\u4e4b\u4e00\u3002\u6211\u4eec\u628a\u8fd9\u51e0\u4e2a\u52a8\u4f5c\u5206\u5f00\u6765\u8bb2\u89e3\u3002"}, {"img": ["https://exp-picture.cdn.bcebos.com/b6f0f0f97fbd4c7cbeafe6f5b8bad341027d30b1.m2m?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1"]}, {"txt": "\u6536\u817f\uff0c\u7ffb\u811a\uff0c\u8e6c\u5939\u6c34\uff0c\u6ed1\u884c\u3002\u8fd9\u56db\u6b65\u662f\u817f\u4e0a\u7684\u91cd\u8981\u6b65\u9aa4\u3002\u6536\u817f\u529b\u91cf\u8981\u5c0f\uff0c\u7ffb\u811a\u662f\u6536\u817f\u8fc7\u540e\u7684\u4e00\u4e2a\u8fde\u8d2f\u52a8\u4f5c\uff0c\u8e6c\u5939\u6c34\u662f\u6211\u4eec\u7684\u52a8\u529b\u6e90\u6cc9\uff0c\u6ed1\u884c\u6211\u4eec\u5728\u8e6c\u5939\u6c34\u8fc7\u540e\u987a\u7740\u6c34\u7684\u529b\u91cf\u51c6\u5907\u63a5\u4e0b\u6765\u7684\u5faa\u73af\u52a8\u4f5c\u3002"}, {"img": ["https://exp-picture.cdn.bcebos.com/23fd63c5cf672b5f405adf223314f4d0b40327b1.m2m?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1"]}, {"txt": "\u547c\u5438\u65b9\u5f0f\u6211\u4eec\u8981\u5728\u62ac\u5934\u6362\u6c14\u7684\u4e00\u77ac\u95f4\u5b8c\u6210\uff0c\u547c\u6c14\u548c\u5438\u6c14\u4e00\u6b65\u5b8c\u6210\uff0c\u521d\u5b66\u8005\u53ef\u4ee5\u5728\u9646\u5730\u4e0a\u8bad\u7ec3\u3002\u4ee5\u514d\u5230\u6c34\u4e2d\u545b\u5230\u6c34\u3002"}, {"img": ["https://exp-picture.cdn.bcebos.com/47bf594ec28333bfa4f3effbdbb8b43ea9db1db1.m2m?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1"]}], [{"txt": ["\u7ed3\u675f\u8bed"]}, {"txt": "\u00a0 \u4ee5\u4e0a\u5c31\u662f\u5c0f\u7f16\u5e26\u7ed9\u5927\u5bb6\u7684\u5982\u4f55\u6b63\u786e\u505a\u86d9\u6cf3\u7684\u5173\u952e\u6240\u5728\uff0c\u5e0c\u671b\u5927\u5bb6\u53ef\u4ee5\u559c\u6b22\uff0c\u5982\u679c\u559c\u6b22\u7684\u8bdd\u53ef\u4ee5\u70b9\u8d5e\u54e6\uff0c\u4e5f\u53ef\u4ee5\u53d1\u8868\u81ea\u5df1\u7684\u770b\u6cd5\u3002"}, {"img": ["https://exp-picture.cdn.bcebos.com/2db6c1b2dc19ce2cf007c46a7fdca039121f11b1.m2m?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_500%2Climit_1"]}]]