PHRASAL VERB If you smarten yourself or a place up, you make yourself or the place look neater and tidier. 使更整洁; 打扮更漂亮潇洒
...a 10-year programme to smarten up the city.
…一个使这座城市变得更整洁的十年计划。
She had wisely smartened herself up.
她已经聪明地把自己打扮得更漂亮了。
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