Decibelmeter
分贝计, 电平表
🗣️ 情景例句
I ventured to correct the teacher's mistake.
我鼓起勇气去纠正老师的错误。
When Emily came home at three in the morning, her father hit the ceiling.
哎米莉在凌晨2点钟回家时，她父亲大发雷霆。
It immediately ran away when she saw it, and experts confirmed that a puma will not attack a human being unless it is cornered.
她刚看见它，它就立刻逃走了。专家证实，美洲狮非被逼得走投无路，是决不会伤人的。