1.docile adj. 温顺的，驯服的；容易教的

The once docile people united to fight against tyranny.
原本温顺的人民团结起来反对暴政。

Men like docile women. But if a man likes a woman, he will be docile to her unconsciously.
男人喜欢听话的女人，但男人若是喜欢一个女人，就会不知不觉听她的话。

2.hurl vt. 丢下；用力投掷；愤慨地说出

At last they hurled huge stones at enemy's heads.
最后，他们用大石头向敌人的头上用力掷了过去。

The best way to forget your sadness is to hurl yourself into your work.
忘掉悲伤的最好方法是将自己投入到工作中去。

3.tremble vt. 使挥动；用颤抖的声音说出

She trembled at the thought that she might never see him again.
一想到自己也许再也见不到他时她就发抖。

4.agility n. 敏捷；灵活；机敏
5.obstacle n. 障碍，干扰；妨害物

Control your fear! Fear is the biggest obstacle to speed in the labyrinth.
控制住你的恐惧！在走迷宫中恐惧是你加速度最大障碍。