Preboiler
预热锅炉
🗣️ 情景例句
This couple treats their adopted child as their own.
这对夫妇把他们的养子视如己出。
The camera is out of order.
这照相机出毛病了。
It's a pity I didn't think of it earlier.
很可惜，我没有早一点想起这事来。