Gasmetry
气体测量
🗣️ 情景例句
We have 5 international patents which we are ready to sell.
我们有五项国际专利可以出售。
Children learn to creep ere they can go.
孩子要走路，先得学爬行。
On the following day, Patrick went to the house again.
第二天，帕特里克再次来到首相的住处。