Preboiler
预热锅炉
🗣️ 情景例句
Grandma, I bet you have a lot of stories to tell.
奶奶，我敢打赌你会说很多故事。
She gaped in surprise when Robert arrived.
当罗伯特来的时候，她吃惊得长大嘴巴呆住了。
You will soon get used to the work.
你很快就会习惯于这项工作的。