whether
英['weðə(r)]美['weðə(r)]
conj.
1.是否
2.是…，或者…
1.是否
2.是…，或者…
if，whether
- The Home Secretary asked a consultant psychiatrist to determine whether she ought to be released (or transferred to hospital) on health grounds.
内务大臣叫精神病顾问医生决定是否应该由于健康原因将她释放（或转移到医院）。收藏 - He had been in two minds as whether to involve himself in that business. However, he finally took the plunge.
他一直拿不定主意是否应该参与那件事。不过他到最后还是断然决定试一试。收藏 - "The moon is a moon still, whether it shine or not"
月明月暗,终不失其为月亮收藏 - The word ‘hopefully’ has become the litmus test to determine whether one is a language snob or a language slob(William Safire)
‘满怀希望地’一词已经成为检验一个人在语言上是附庸风雅之徒还是墨守成规之人的试金石(威廉·萨菲尔)收藏 - Check with your administrator to see whether you can bypass the proxy server or whether a full-service FTP proxy server is available.
请向管理员咨询，了解您是否可以绕过代理服务器，是否可以获得FTP代理服务器的全部服务。收藏
开心词场背单词
if作“是否”解时，多用于口语，引出宾语从句，不能直接跟or not连用。
whether多用于书面语中，可与or或or not连用，除引出宾语从句外，还可引出主语从句、表语从句、同位语从句或与不定式连用。