docile

The once wild horse became quite docile after months of patient training.

(Chinese) 经过几个月耐心的训练，这匹曾经野性十足的马变得相当驯服。

Unlike his rowdy siblings, he was a docile child who always followed the teacher's instructions.

(Chinese) 与他那些吵闹的兄弟姐妹不同，他是个温顺的孩子，总是听从老师的教导。