Movable pin
[机] 活动销
🧩 词语组成解析
movable
['mu:vəbl;'mu:vəbəl]
adj. 活动的，可移动的;动产的;
n. 动产;可移动的东西;动产[通常用复数] [亦作moveable;
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
Oh, you're welcome.
噢！请别客气。
I'd like to reserve a sleeper to chicago.
我要预订去芝加哥的卧铺。
Since that time, various types of hovercraft have appeared and taken up regular service.
从那以后，各种各样的气垫船出现了，并开始了定期航行服务。