He's not very good at chatting up girls.他不大擅长与姑娘们搭讪。

He'd spent most of that evening chatting up one of my friends.那天晚上他大部分时间都在和我的一个朋友打情骂俏。

She was chatting one of the guys up.她正在和其中的一个男子套近乎。