他多久锻炼一次?他每周锻炼三次。
How often does he exercise? He exercises three times a week.
youdao
是的,我每周锻炼三次。
Yeah, I work out three times a week.
他规定自己每周至少锻炼三次。
He disciplined himself to exercise at least three times a week.
《牛津词典》
然后,我们应该每周锻炼两次或三次。
Then, we should exercise twice or three times a week.
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