Rectigon
热离子二极管
🗣️ 情景例句
They are eager to learn English.
他们急着要学英语。
I don't think so. I know several convenient hotels. Let me make some calls.
我认为没有，我知道有几家便利旅馆，让我打几个电话。
If no other sate water supply can be obtained,
如果没有其他安全的饮用水，