开：open音标： /ˈoʊpən/ /ˈəʊp(ə)n/

关：close音标：/kloʊs//kləʊs/

open：

1、it was a warm evening and the window was open

2、the door was wide open

门开得很大

3、the cupboard's been ripped open.

开：open音标：/ˈoʊpən/ /ˈəʊp(ə)n/关：close音标：/kloʊs/ /kləʊs/