v.掠食( prey的第三人称单数 );掠食;折磨;(人)靠欺诈为生;
例句:
His misfortune preys upon his mind.
他的不幸使她心中苦恼.
Worry about her debts preys on her mind.
欠债的事使她忧心忡忡.
It preys mostly on other snakes, even venomous ones.
它主要捕食其它蛇类, 甚至毒蛇.