Sspl
[医][=saturation sound pressure level]饱和声压（级）
🗣️ 情景例句
I have a heavy class load this term.
这个学期我的功课很重。
During the two years since I took charge of the department.
在我负责这个部门的两年中。
Soon the hobby leads to travel, perhaps to a meeting in another town, possibly a trip abroad in search of a rare specimen, for collectors are not confined to any one country.
用不了多久，有这种爱好的人便开始旅行，也许是去另一个城市参加会议，也可能是出国寻找一件珍品，因为收藏家是不分国籍的。