Loose pin
[化] 活动定位销
🧩 词语组成解析
loose
[lus]
adj. 松的，宽的;模糊的;散漫的;自由的;
vt. 释放;不受约束地表达;松开;射出（子弹、箭等）;
vi. 变得松散;发射导弹;开火;
adv. 散漫地;
n. 解放;放任;发射;
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
As soon as he left his table.
他刚离开桌子。
Skeleton
骸骨
Inviting the fire brigade to put out a nonexistent fire is a crude form of deception which no self-respecting student would ever indulge in.
请消防队来扑灭一场根本没有的大火是一种低级骗局，有自尊心的大学生决不会去做。