Vacuum technique
[化] 真空技术
🧩 词语组成解析
🗣️ 情景例句
His experience will be valuable to both of us.
他的经验对你我都很有用。
You may have just one peanut.
你只能得到一颗花生。
I'm afraid we haven't got any black shoes in that size at the moment.
恐怕此刻我们没有8号的黑色鞋了。