Aashto
abbr. 美国国家公路与运输协会标准（American Association of State Highway and Transportation Officials）
🗣️ 情景例句
Good morning, Mr. Zhou. Take a seat, please. What can I do for you?
早上好，周先生。请坐。有什么事吗？
Never deter till tomorrow that which you can do today.
今日事须今日毕，切勿拖延到明天。
Perhaps we van make it later.
那么，也许改天吧。