Batchmate
同年级同学（或同窗）；同批同学（或同窗）
🗣️ 情景例句
I just want to be able to make my own decision.
我只想能够自己决定。
Love begets love.
爱爱相生。
Some of them are going to the park.
他们中有几个正走进公园。