来帮我翻译两句英语（不要机译）

直译吗：
even a dog can prokoke a tiger in down and out;
even a shrimp can tease a dragon in shallow water.
意译么，就是高手在倒霉或落魄的时候也很惨地被小不点修理。高手倒霉，小人得势。
even a worm may has the power in hand when a nob was out of luck.

直译:
When the tiger comes down from the mountain to the plains, it is bullied by the dogs.

意译:
When you are out of your element, your
power (or influence) is greatly diminished.

Trapped tigers can be defeated by dogs.
Grounded dragons will be teased by fishes.