| 单词 | worry at |
| 释义 | worry at vt. fus. 1.(feel anxious about)to worry at sth为…感到不安；为…担心 2.(touch repeatedly)to worry at sth反复触碰；反复拨弄 He was obsessively worrying at that one little spot on his arm.他执着地抠着胳膊上的小块红斑。 |
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