例句
She often works at the weekend.
她周末经常要上班。
If you wash your hair too often, it can get too dry.
如果洗头过勤,头发会变得干枯。
How often do you see your parents?
你隔多久去看你父母?
Robin is a difficult child; you’ve said so yourself often enough.
罗宾是个难管的孩子,你自己也常常这么说。