Cotter pin
[机] 开口销
🧩 词语组成解析
n. 佃农, 茅屋小农, 雇农, 开尾销, 销, 制销\\n[化] 开口销
pin
[pin]
n. 钉;别针，扣针，饰针;大头针;没价值的东西;
vt. 压住;（用钉等）钉住，钉住，别住，扣住;用障壁等)围住，关住（俚语）抓住;[军]牵制;
adj. 针的;钉的;销的;大头针的;
🗣️ 情景例句
Front Desk. Can I help you?
前台，需要我为您服务吗？
A chain is no stronger than its weakest link.
链条的坚固程度取决于它最薄弱的环节。
and comforted by the thought of the help he was bringing to his friend,
想到能对朋友有所帮助，他感到欣慰，