" To be on the verge of (something)" means to be almost ready to (something): " He is on the verge of asking her out on a date." All he needs is a little beer to give him courage!
“To be on the verge of (something)”的意思是几乎准备好(某事):“他正准备约她出去约会。”他所需要的只是一点啤酒来给他勇气!