Fastnesses
n. 牢固( fastness的复数形式 ); 固定; 要塞; 堡垒
🗣️ 情景例句
We have around 3,000 workers.
大约有3000名职工。
The restaurant is on the second floor.
那餐厅在二楼。
Nothing much. Why?
没啥事。怎么啦？