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。
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。
