As much air as the lungs can hold in one breath

• A deep inhalation of air

一次吸入肺里的最大空气量

• 深深吸入的一口空气

A full inhalation of smoke, gas, or other vapor

• As much of a substance as the lungs take in at once

一大口烟雾、气体等被吸入肺中的量

• 肺部一次吸入的某种物质的最大量