Fll
[计]= Final Lower Limit,下部终极限
🗣️ 情景例句
Speaking of promoting the book,
说起促销书的事
And go out into the open to watch all kinds of fireworks glittering everywhere in the dark sky.
到外面去看夜空中绚烂多彩的焰火。
Good morning, class.
同学们，早上好。