Vacuum test(ing)
[化] 真空试验
🧩 词语组成解析
🗣️ 情景例句
If we hire you, how long will you stay with us?
你打算给我们工作多久？
A light purse makes a heavy heart.
曩中无钱心事重。
Which do you prefer, horse riding or shooting?
你比较喜欢哪一种呢，骑马还是射击？