British vs American Spelling: Choose One Style
先写下记得的内容，再查看解释。不要填写个人信息。
查看解释
Spelling variants are alternate written forms of the same word that carry identical meanings and pronunciations. Words such as colour and color or centre and center represent the same underlying vocabulary. Neither system is superior; each belongs to an established standard used in different parts of the English-speaking world.
The architect submitted the revised floor plans to the regional design center.