or

英 /ɔː/ 　美 /ɔːr/

Would you like rice or noodles with your vegetables?

蔬菜配米饭还是面条，你想选哪一种？

Governments must improve public transport or face increasing congestion and air pollution in major cities.

政府必须改善公共交通，否则大城市将面临日益严重的拥堵和空气污染。

搭配

either ... or ... 要么……要么……or else 否则sooner or later 迟早one or two 一两个

否定句中连接并列项常用or，不用and。