dB sound pressure level

• 分贝声压级； 声压级分贝； 分贝

dB sound pressure level的用法和样例：

例句

1. In sound we use the decibel scale.
   在声学中我们采用分贝标度。
2. When noise reached a certain level, Barney covered his ears, indicating that it was too loud and signaling people to pipe down.
   每当噪音达到一定分贝，巴尼就会捂住耳朵，表示声音太大，示意人们安静下来。