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
in such a short amount of time.
在这么短的时间内。
I'll play it by ear.
我将随兴而定。
Yes, I think I have. Look at that book on the desk. Maybe it's yours.
是的，我想我看见了。请看桌子上的那本书。也许就是你的。