Within three days they had exhausted their supply of food. 他们在三天之内就把所有粮食吃光了。 exhaustion
Her face was grey with exhaustion.
她疲惫得脸色发白。 haust= to draw water 抽水 exhaust v. 用尽；抽干
ex 出 + haust 抽水 → 抽出 → 抽干 exhausted adj. 筋疲力尽的
exhaust 用尽；抽干 + ed 表形容词 →〔力气〕被抽干了 → 筋疲力尽的
exhaustion n. 筋疲力尽
exhaust的名词
exhaustive adj. 彻底的；穷尽的
exhaust的形容词 inhaust v. 吸
in 进入 + haust 抽水 → 抽进 → 吸
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