Vacuum tyberculin
[医] 真空浓缩结核菌素
🧩 词语组成解析
[医] 结核菌素
🗣️ 情景例句
What was that?
会是什么呢？
There is no longer any communication between them.
他们之间好久不说话了。
He had had a long and uncomfortable trip, for he had been confined to the wooden box for over eighteen hours.
他经历了一次漫长而又难受的旅程，因为他在那木箱里闷了18个多小时。