The son of our dean is a high roller.

我们主任的儿子挥金如土.

Arnold has always been a high roller when it comes to gambling.

赌博时,阿诺德总是不考虑后果乱下赌注.

You don't have to be an actual high roller to be a member of this club.

你不必是一个实际的云霄飞车是一个俱乐部的成员这一点。