domain

英 [dəˈmeɪn] 美 [doʊˈmeɪn]

n：範围，领域;领土，疆土;管辖範围;[计]域名

1.This information should be in the public domain.

这一讯息应该为公众所知。

2.Is the domain name already registered or still available?

该域名已经被注册还是仍然可用？

3.Any attempt to encroach upon presidential prerogatives in this domain was quickly and firmly resisted.

任何试图挑战总统在这个领域的特权的举动都遭到了迅速而坚定的制止。