如果不

• unless

例句

1. 如果不下雨，我将到那里去。
   I shall go there unless it rains.
2. 如果不喝得个半醉不醉的话，有多少位经理能在工作上取得合情合理的成绩呢？
   How many executives can work reasonably effectively unless they are half cut?
3. 英格兰队如果不改进打法，就会输掉这场比赛。
   Unless England improve their game they're going to lose the match.