Definition
used when asking someone to do something or give you something, in a way that is meant to sound extra friendly and persuasive.
求求你
Could you lend me your pen, pretty please?
可以借我你的笔吗，拜托嘛？
I really want to go, pretty please let me!
我真的很想去，拜托让我去嘛！
Just help me this once, pretty please!
就帮我这一次，拜托嘛！