in the tankAmerican EnglishAmE informal failing and losing money 失败;赔钱be/go in the tank Sales can’t keep going up, but that doesn’t mean the industry is going in the tank. 销售额不能持续增长,但那并不是说这个行业不景气。
be/go in the tank• When pneumonia developed, she wanted to be in the tank more.
→ in the tank at tank1(1)