每两周一次 once a fortnight
或每两周的加速还款 accelerated payments
每周两次 twice a week ; biw ; semiweekly ; two times per week
每周一两次 once or twice a week
每隔两周 Every two weeks
玛丽每周看两本书 Mary weekly book ; Mary weekly reading two books
练习跑步每周两次 Practicing running twice weekly
我每周吃两次 I eat twice a week
汤姆每周上两次网 Tom twice weekly network ; Tom every week two web
每周购物两次 Shop twice a week
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