1、相隔
... be worth it有好处，值得一干 at a distance of相隔 send sb a message给某人发送信息 ...
2、在距离
at a distance of » 在距离 He returned to Apple as an adviser in 1996, when the firm was in dire straits.
3、相距
...我们 we相距 apart; at a distance of; awa ...遥远 distant; remote; faraway ...
4、在
... at a distance 在一定距离的地方 at a distance of 在......远的地方 from a distance 从一定距离 ...