Polysomnograph
多导睡眠图
🗣️ 情景例句
What are you doing?
你在干什么？
Please lend an ear to this man's important news.
请注意倾听有关这个男人的重大新闻。
steam boats carried thousands of visitors across the Channel from Europe.
但汽船还是把成千上万的参观者从欧洲大陆送过了英吉利海峡。