when
UK/wen/US/wɛn/
什么时候
at what time
核心意象把问题钉到时间点上,问事情何时发生。
例句
When did you arrive?
你什么时候到的?
when 的近义词辨析
at what time在什么时间
- 区别
- 明确询问时刻
- 搭配
- at what time will you arrive?
once一旦
- 区别
- 条件性时间状语
- 搭配
- once you finish, leave
as soon as一...就...
- 区别
- 立即性
- 搭配
- as soon as I know