白底白英文

Lade，Ceramics，White，Lande passport

分别是blue background, red background, light background, passport with a blue background不可以！！！background是指背景但是bottom是表示高度上的底部

Blue bottom, red bottom, white bottom, blue bottom passport

白卡纸 ivory board白底白版纸 (这个没有专门的词,至少我不知道,给你一个解释吧)A dry photographic or photocopying process in which a negative image formed by a resinous powder on an electrically charged plate is electrically transferred to and thermally fixed as positive on a paper or other copying surface. 灰底白版纸 grey manila board(其实根据这个词可以推出上面的)