upside-down /ˌʌpsaidˈdaun/ adv. 颠倒地，倒置地 (= upside down)；混乱：Turn the jar upside down and shake it. 把瓶子倒过来晃晃。Even if you plant the seed upside down, the roots will still grow down.即使你把种子倒过来种，根须还是往下长。The car hit a wall, turned upside down, and ended up in a field.汽车撞到墙上，翻了过来，最后停在一块田里。The divorce turned his whole world upside down.离婚把他的一切都搞得颠三倒四。