Vacuum heater
[化] 真空加热器
🧩 词语组成解析
🗣️ 情景例句
Thanks, Mom.
谢谢，妈 。
You'll get hurt, if you don't watch out.
你不注意的话，就会受伤。
the gaoler returned a few moments later with a pair of glasses and the usual copy of the letter which he proceeded to read to the prisoner.
一会儿工夫，狱卒重新登台，拿来一副眼镜以及平时使用的那封信，然后为那囚犯念了起来。