Two single beds=double bed?

two single beds=double bed?
更新: twin beds = 兩張床

twin bad <----????
更新 2: but

http://tw.dictionary.yahoo.com/dictionary?p=twin+bed&docid=1106147
twin bed.
(成對的)一張單人床, 對床

.
twin beds ---->很抱歉,字典找不到您要的資料喔!

Why??????????
3 個解答 3