Hfa
abbr. hard factory automation 工厂自动化
🗣️ 情景例句
Spare me nothing.
把一切都告诉我。
I can't make it.
我去不了。
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。