breathe名词
breath: n. 呼吸时的空气; 一次吸入的空气量; 细微的气息; 蛛丝马迹 复数：breaths
breathe: v. 呼吸; 呼出; 轻声说
例句：
She took a deep breath to calm her racing pulse.
她深深地吸了口气，以使自己急速跳动的脉搏平复下来。
He took a deep breath, desperately trying to stay calm.
他深吸一口气，竭力让自己保持冷静。
Save your breath ─ you won't persuade her.
省省力气吧——你没法说服她的。
He recited the whole poem at one go.
他一口气把整首诗都背诵了出来。
Have I got bad breath?
我有口臭吗？
