Sspl
[医][=saturation sound pressure level]饱和声压（级）
🗣️ 情景例句
How are you?... Here's Mom.
好吗 …… 妈妈就来了。
I would like to enlarge this film.
我要放大这底片。
What is called 'modern civilization' is not the result of a balanced development of all man's nature.
所谓“现代文明”并不是人的天性平衡发展的结果，