air作动词造句

1.Ensure there is a free flow of air around the machine.

要确保机器周围空气畅通。

2.Let's go and get some fresh air.

咱们出去呼吸点新鲜空气。

3.During the birth she was given gas and air.

她分娩时用了**混合气体。

4.He came to the surface of the water gasping for air.

他浮出水面急促地喘着气。