鲁莽

impertinence

rush one's fences

precipitance

madcap

harum-scarum

impertinency

insuavity

recklessness

overbold

sauciness

rashness

forwardness

hardihood

鲁莽[lǔmǎng]

你这个鲁莽的小东西！
You saucy little thing!

但是，要是采取鲁莽行动，美国就可能大大失利；要采取容忍态度，美国就可能大大获益。
But the US may have much top lose by precipitate action and much to gain form patience.

不要鲁莽行事。
Don't do anything rash.

别对我太鲁莽！
Don't be saucy with me!

他们鲁莽仓促地采取了行动。
They acted with precipitate haste.

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