This was not by any means a daring expedition into the outback, it was a very unambitious exploration.
这绝不是什么冒险深入内地的远征，只是一次平淡无奇的探险而已。
柯林斯例句
Born mediocre and unambitious , I have always been endowed with great things.
我生而庸碌, 上天却总是赐予我美好的东西.
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He is mediocre and unambitious and drifts with the tide.
他庸庸碌碌,随波逐流.
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We mustn't be persons who are unambitious and have no special skills.
我们不能做胸无大志,一无所长的人.
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One's life will be worthless if he is unambitious.
人无大志,枉活一世.
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