Nonself
n. (有机体的)异物
🗣️ 情景例句
study for my math final.
温习数学 准备期末考试。
An hour in the morning is worth two in the evening.
一日之计在于晨。
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。