worry atsth
—phrasal verbwithworryverbuk/ˈwʌr.i/us/ˈwɝː.i/
(OBJECT)
toshake,pullat, ortouchsomethingrepeatedly
反复逗弄
Thedogwasworryingatitsbone.狗在反复撕咬着骨头。
(PROBLEM)
mainlyUK
tokeeptryingtofinda way ofsolvingaproblem
不断努力；反复尝试
She'llworryat thosefiguresuntil she'ssurethey've been donecorrectly.她会反复验算那些数字，直到确定计算结果无误为止。