释义
a further difficulty or annoyance, typically minor in itself but coming on top of a whole series of difficulties, that makes a situation unbearable
最终使人无法忍受的一击；终于导致失败（或垮台）的因素
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his affair was the last straw .他的风流事是最终导致他垮台的因素。［ORIGIN from
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the proverb the last straw breaks the (laden) camel’s back. ]a straw in the wind a slight hint of future developments（预示将来发展的）迹象，预兆，苗头。