once every month

基本解释

With every new moon, once every month, there is a window of hope that opens.
伴隨著每月一次的新月，都開啓了一扇希望之窗。
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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.
我最近也見了一個老朋友，感覺非常不錯，我們還相約今後至少每月見一次。
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.
它衹需要一月注射一次，可在家中注射，如果用其他葯就得住院。

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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