—You should ask Mary out. 你应该约玛丽。
—Are you nuts? She's the most popular girl in school. 你疯了吗？她是学校里最受欢迎的女生。
—So what? Don't be a chicken... just do it! 那又怎么样？别胆小了…… 去问问看吧。

问别人是否愿意约会：Do you wanna go out some time?
迷恋：have a crush on
I have a crush on him, so I'm scared to ask him out. 我很迷恋他，所以害怕约他出去。

nuts=crazy
Don't ask him out... he's totally nuts.

Don's be a chicken. =Don't be scared. 别那么害怕。