once every month

基本解释

With every new moon, once every month, there is a window of hope that opens.
伴随着每月一次的新月，都开启了一扇希望之窗。
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I recently met my good friend over dinner and it was great meeting her after a long time. We made the commitment to meet up at least once every month so we wouldn’t lose touch.
我最近也见了一个老朋友，感觉非常不错，我们还相约今后至少每月见一次。
It may need to be injected only once every month, a procedure that could be done at home, compared to other drugs that must be administered more often, he said.
它只需要一月注射一次，可在家中注射，如果用其他药就得住院。

Security consultants say a foreigner gets kidnapped, on average,once every other month in the country, with ransom payments for their release reaching hundreds of thousands of dollars.

The number of rebels is now believed to be in the low hundreds, and the death toll has fallen to a small fraction of the thousands who once perished every month.
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Can I go, instead of getting my hair cut every seven weeks, can I go back to getting it done once a week -- or, I mean, once a month or once every three weeks?
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Kastelein says it's possible the drug might work if given once every two weeks or even once a month.
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