通常床垫和床架是成套购买的。The mattress and base are normally bought as a set.这张旧床的床架是铜的.This old bed has a copper frame.这张旧床的床架是铁的.This old bed has an iron frame....
Sixteen times as many men are colour-blind as women.男性色盲为女性色盲的16倍。People who are colour - blind usually get red and green mixed up.色盲的人通常区分不了红色和绿色.People who cannot distinguish between colours are said to be colour - bli...