What works well is smart-casual but not sloppy.

漂亮、随意、合身、整洁的衣服效果会很不错。

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To put the kindest interpretation on his financial dealings, he has been naive and sloppy, not the best qualities for looking after Africa's biggest economy.

从最善意的角度来解释他的金融交易，他一直是天真和草率的，这不是管理非洲最大经济体的最佳品质。

youdao

Embroidery calls for great care. There must not be even a single sloppy stitch.

刺绣要求很高，一针也不能马虎。

《新英汉大辞典》

Silicon Valley has a reputation for precision engineering, not for sloppy, pointless feuds.

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They tend towards a freshness and brightness (read: these are not clunky, sloppy, palate-coating wines).

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"They do not like the fact that we are not fat and sloppy as shoppers as we used to be for the taxpayers, " he said.

CNN: Republican Medicare plan short on detail