Usts
abbr. United States Travel Service 美国旅行社
🗣️ 情景例句
We tested it last week on twelve- to fifteen-year-olds,
我们上一周曾在十二岁至十五岁的孩子中试过这项游戏，
No song, no supper.
不劳无获。
The response to this competition was tremendous.
这次竞赛在听众中引起极其热烈的反响。