Exhaust的意思是：排出，用尽，耗尽，使精疲力尽，彻底探讨。[英][ɪgˈzɔ:st][美][ɪɡˈzɔst]
vt.排出; 用尽，耗尽; 使精疲力尽; 彻底探讨;
vi.排气;
n.排出; （排出的）废气; 排气装置;
第三人称单数：exhausts过去分词：exhausted现在进行时：exhausting过去式：exhausted
例句:
1.
But the car disappeared from view with one last snort from its exhaust.
可是汽车的排气管最后喷了一口气，消失在视线之外
