一同

一同は彼の話に静かに耳を傾けた。

Everyone present listened quietly to what he had to say.

社員一同、心よりお祝い申し上げます。

All of us on the staff offer our heartfelt congratulations.

卒業生一同が先生に花束を贈った。

The graduating class all together presented their teacher with a bouquet.