pipe down
第三人称
pipes down
现在进行时
piping down
过去式
piped down
过去完成时
piped down
1
安静下来, 闭嘴
to stop talking or making noise
- Whenever the teacher enters, the students usually pipe down.
每当老师进来时，学生们通常会安静下来。
- The moment the principal stepped onto the stage yesterday, the assembly piped down.
昨天校长走上舞台的那一刻，集会安静了下来。
- I can't hear the movie because the kids are not piping down.
我听不见电影因为孩子们没有安静下来。
- If the noise continues, I'll ask them to pipe down.
如果噪音继续，我会让他们安静下来。
- The birds have piped down since the rain started.
自从开始下雨，鸟儿们就安静下来了。
反义词：
2
使安静, 让闭嘴
to cause someone or something to become quiet
- The teacher tried to pipe down the noisy classroom by turning off the lights momentarily.
老师试图通过暂时关灯来平息吵闹的教室。
- When the argument between the two colleagues became too heated, their supervisor stepped in to pipe them down.
当两位同事之间的争论变得过于激烈时，他们的主管介入以平息他们。
- She piped down the alarm clock by pressing the snooze button.
她通过按下贪睡按钮让闹钟安静下来。
- At the rock concert, the lead singer attempted to pipe down the enthusiastic crowd so he could speak.
在摇滚音乐会上，主唱试图平息热情的观众，以便他能说话。
- As the movie started, an usher came in to pipe down a group of teenagers who were chatting loudly at the back.
电影开始时，一位引座员进来让一群在后面大声聊天的青少年安静下来。