Microoscillator
微型振荡器
🗣️ 情景例句
We are from Shanghai.
上海。
I asked him to fix it for me, but he wouldn't.
我请他帮我修理，但是他不肯。
'This is the prettiest carpet I have ever seen,' she said.
“这是我见过的最漂亮的地毯，”她说。