动词短语
中文翻译：Unknown
同义词：
["blow one's own trumpet", 'speak up', 'interject']
例句：
-
1. Please pipeup and share your thoughts on the new policy.
请发表你对该新政策的看法。
-
2.The teacher noticed that some students were speaking out of turn and piped them up to explain their ideas.
老师注意到有些学生插话，于是让他们解释自己的想法。
-
3. He piped up with a suggestion that seemed to make sense.
他突然提出了一个似乎有道理的建议。