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1·A four-week old tent camp in the square looks scruffier by the day.

在该广场搭建已有四周的帐篷营地日显脏乱。

2·She avoided his design being vagrant, but made it scruffier and grungier, therefore making his movements slightly twitchier and edgier.

她没有将他设计成流浪汉的造型，而是更加衣衫褴褛、肮脏丑陋，因此使得他的动作显得有点儿更加病态急躁。