Trais
abbr. Transportation Research Activity Information Service (Department of Transportation) 交通研究活动信息服务（交通部）
🗣️ 情景例句
Oh, Robbie!
哦 Robbie！
Don't forget to put stamps on your letter.
别忘了贴邮票。
He is therefore forgiven if late for a dinner party.
因此，他要是赴宴迟到了会得到谅解。