Piston pin
[化] 活塞销
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
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
on the community-center project.
为社区中心的事。
Wine and judgement mature with age.
酒存放年代越久越香，判断力随年龄而增长。
It's quite likely that a decision will be made before the end of the year.
有可能年底前就要作出决定。