Microdetection
微量测定
🗣️ 情景例句
Please inform him that Chen Gang was calling.
麻烦你通知他陈刚来过电话。
The early bird catches the worm.
捷足先登。
At the station, he was told by a smiling policeman that his bicycle had been found.
在警察局里，一位面带笑容的警察告诉他，他的自行车找到了。