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[医] 胃滤液测量器, 胃滤液计
🗣️ 情景例句
Typing is easy once you get the hang of it.
一旦你掌握诀窍，打字就很简单。
There are some feelings that time cannot benumb.
人类的感情是历久不衰的东西。
'Oh dear,' said the conductor suddenly.
“哎呀，”售票员突然说，