Microdetection
微量测定
🗣️ 情景例句
The organization was beautiful.
组织工作极佳。
There was a big crowd and we had difficulty getting a taxi.
外面有一大群人并我们有很困难招一辆出租车。
There will be a strong wind to the north of the Huai River.
淮河以北地区有一股强风。