Blm
[化] 双层脂膜; 黑脂膜
🗣️ 情景例句
I remember.
我记起来啦。
As you travel westward,does the land get higher?
当你向西旅行，陆地变得更高？
It's about a time when there were black slaves in North America. It's about their fight for freedom.
（它）讲的是有一段时期，北美洲存在黑奴。影片讲述他们为自由而斗争的情况。