Vacuum distillation
[化] 真空蒸馏\\n[医] 真空蒸溜
🧩 词语组成解析
🗣️ 情景例句
and he's very unhappy about not working.
他对没有工作感到怏怏不乐。
The day is long to him who knows not how to use it.
百无聊赖。
When the fire had at last been put out, the forest authorities ordered several tons of a special type of grass-seed which would grow quickly.
在大火最后被扑灭后，森林管理当局订购了好几吨一种生长迅速的特殊类型的草籽。