go down the drain (Idiom) go down the drain 是什麼意思呢? a. 十分滿足 b. 耗盡精力 c. 完全浪費 d. 倒水進排水口 Explanation 例句: All of Kate's efforts to give her son a good education went down the drain when he quit college at 19. 凱特為了兒子受好教育所付出的所有心力,在兒子19歲從大學退學時,都付諸流水。 正確答案: C. 付諸東流;完全浪費 Chinese translation After leaving this page, need to use 1 more coin to play audio Sorry! You don't have enough coins.