/maɪl ||; maɪl/noun1 [C] a measure of length; 1.6 kilometres. There are 1760 yards in a mile 英里（长度单位，一英里等于1.6公里或1760码）: The nearest beach is seven miles away. 最近的海滩在七英里外。It's a seven-mile drive to the beach. 要开车走七英里路才到海滩。
2 [C] a lot 很多: He missed the target by a mile. 他远远没有击中目标。I'm feeling miles better this morning. 我今早觉得好多了。
3 miles [pl] a long way 很远的路: How much further is it? We've walked miles already. 还有多远才到？我们已经走了很长路程了。From the top of the hill you can see for miles. 在山顶上可以望得很远。
see, hear, tell, spot, etc sb/sth a mile off(
informal 非正式) used to say that sb/sth is very obvious （表示某人或某事物显而易见；打老远就能看见、听到、辨出、发现等）:
He's lying -- you can tell that a mile off. 他在撒谎─你一听就听得出来。