Lfl
abbr. 线性荧光灯；下燃烧限度
🗣️ 情景例句
What works?
什么有效！
When you're learning to drive, having a good teacher makes all the difference.
初学驾驶有好的教师指导，差别很大。
This cellar room is very damp in the rainy season.
这间地下室在雨季非常潮湿。