Gaseous diffusion
[机] 气体扩散
🧩 词语组成解析
🗣️ 情景例句
At Rossano's.
在Rossano餐厅。
I hople yu can do well in the examinationgs.
我希望你的考试能成功。
A fine rain began to fall on our heads and the temperature had dropped.
一阵小雨落到我们头上，气温开始下降了。