fling on
匆忙穿上(衣服)：
Fling a dress on and let's go to the party at once.
迅速穿上衣服，我们立即去赴晚会。
扑在…上面；把…扔在…上面：
He flung his money on the table and left.
他把钱扔在桌子上就走了。
to fling oneself on(或upon)依靠；依赖；推心置腹；投身(事业等)；努力从事；攻击；向…冲击：
You must now fling yourself upon his mercy.
你现在必须完全听他处置。
She always flings herself upon her work.
她总是一心扑在工作上。