Usage patterns
〈数〉円するto cost ... yen
円になるto form a circle (of people or objects)
The students sat in a circle.
円をドルに換えるto change/convert yen into dollars
I converted yen to dollars before the trip.
円で払うto pay in yen
More shops abroad now accept payment in yen.
Expressions
円を描くmove in a circle; form a circle; make a circular motion · draw a circle 円滑にするsmooth; harmonize; facilitate; streamline 挨拶より円札money speaks louder than words; yen bills over salutations