breath invt.吸入breathn.呼吸；气息breathing of transmitter送话器电阻的周期性小变化breathing characteristic充气特性breath of one's nostrilsbreath of their nostrilsn.生命中必不可少的东西(象空气一样重要的东西)Breathing in atomization雾化吸入Breath and cardiac arrest呼吸心搏骤停breath hydrogen responses氢呼吸反应breath of one rs nostrils生气； 活气; 不可少的东西； 像空气一样的东西Breathing is automatic.呼吸是无意识的。breathing exercise therapy气功疗法

1. He heard his breath echo off the concrete walls and he sighed again.
   他听到自己的呼吸声透过混凝土墙壁渐渐远去，接着他又叹了口气。
2. Normally, bronchial breath sounds are sometimes heard over the manubrium.
   一般来讲，支气管的呼吸声有时能在柄状体处被听到。