Coarse vacuum
[化] 低真空
🧩 词语组成解析
coarse
[kɔrs]
adj. 粗鄙的;粗糙的;粗野的;粗制滥造的;
🗣️ 情景例句
Relax with the family and then look for some work.
与家人轻松一段时间 ，然后找个工作。
This knife is dirty.Would you bring me a clean one,please?
这把刀子是脏的.请你给我干净的一个,好吗？
He was just falling asleep when there was a loud knock at the door.
他刚要入睡，就有人很响地敲门。