Review exercises from previous lessons once each week.

每个星期复习一次前面的课文。

youdao

The groups will meet for a 4 hour time slot, once each week.

实验小组要每周做一次实验，每次4小时。

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Do something that is totally new to you once each week. Get out of your comfort zone and try on new people, places and activities.

每周尝试一项新玩意。走出自己的舒适带，尝试与新的人，新的地方和新的活动打交道。

youdao

The newspaper published the single drawing once each week.

VOA: special.2009.10.25

We would only meet each other once or twice a week.

我们会一周见个一、两次。

The thing is 实战 - SpeakingMax英语口语达人

No, not once or twice a week that each user finds someone in the vicinity, once or twice a week among all users?

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"Not the closest in the sense that we see each other once a week, " he said.

CNN: STORY HIGHLIGHTS

Once a player is eligible for the 460 and 470 tier dungeons, judicious use of coins and raiding each area once a week should suffice for gearing up.

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