Pneumistor
气动放大器
🗣️ 情景例句
I can't drive, I've never driven in my life.
我不会开车，我这辈子都没开过车。
I bought 3 pounds of flour.
我买了三磅面粉。
This machine joins the metal pieces together, he said.
“这台机器把金属片焊接起来，”他说