pleasant、pleased、pleasing的用法区别禁止照搬词典!我要的是区别!

pleasant、pleased、pleasing的用法区别
禁止照搬词典!
我要的是区别!

pleasant,pleased,pleasing
pleasant常用作定语,pleased,pleasing常用作表语,pleased主语常为人,pleasing主语常为物 a pleasant trip.The trip is pleasing.