mates rates
特别优惠的价格或交易，常在熟人之间
口语·描述朋友优惠
英文释义
discounted or reduced prices offered to friends or acquaintances, often lower than the prices offered to the general public
例句
He gave me mates rates on the car repair since we're old friends.
典故来源
源自20世纪澳大利亚俚语，朋友间给予的优惠价格。