Thermocouple(vacuum)gauge
[化] 温差电偶真空规
🗣️ 情景例句
Good night, Grandpa.
晚安， 爷爷。
Steady wins the race.
从容就是赢得比赛的诀窍。
But I'm worried about his Chinese.He may fall behind the other students when he comes back.
但我担心他的中文。等他回来后，他可能会落到其他同学后面。