Microschlieren
显微纹影仪
🗣️ 情景例句
Good morning, Mr. Tao.
早上好，陶先生。
It was after dark when we got back,and we were all tired.
我们回来时天已经黑了，并且我们都很疲倦。
There will be a strong wind to the north of the Huai River.
淮河以北地区有一股强风。