Beat duty
[法] 义务巡逻
🧩 词语组成解析
beat
[bit]
vi. （心脏等）跳动;搜索;（风、雨等）吹打;（鼓）咚咚地响;
vt.& vi. 接连地击打;
vt. 打败;敲打;控制;避免;
n. 节拍;（鼓的）一击;管区;
adj. [美国口语]大吃一惊的;[常作 B-]“反传统一代”成员的;摇滚音乐的;[口语]（体力或情绪上）疲劳不堪的;
🗣️ 情景例句
Fortunately, I found his house at once.
很幸运地，我立刻找到他家。
Poor men's words have little weight.
人微言轻。
What invariably happens is that a great number of things choose to go wrong at precisely the same moment.
情况经常是这样的，许许多多的事情都偏偏赶在同一时刻出问题，