You did a good job sewing this dress, I can see that you sewed the sections in the correct order.
你这条裙子做得不错,我看得出来你是按顺序来做缝纫的。
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。