He used to see them at the biweekly meetings.他以前总能在两周一次的会议上看到他们。

Beverage Digest, the industry's biweekly newsletter《饮料文摘》, 饮料行业的业务通讯双周刊

The group meets on a regular basis, usually weekly or biweekly.这群人定期会面, 通常是每周或每两周一次。