Tracers
(tracer 的复数) n. 追踪者, 描图者, 描绘工具\\n[计] 跟踪程序
🗣️ 情景例句
You'll have your tonsils out tomorrow,
明天你的扁桃腺一切除，
There was a big crowd and we had difficulty getting a taxi.
外面有一大群人并我们有很困难招一辆出租车。
Would you like a drink ?
你们想喝点什么吗？