(informal)be lost in thought and so unaware of what is happening around one
(非正式)心不在焉；走神
be especially assiduous in one's attempt to achieve something
特别勤奋
(informal)very quickly
(非正式)很快，飞快
he talks a mile a minute.
他说话像连珠炮。
(humorous)used in reference to having sex on an aircraft
(幽默)高空俱乐部（指在飞机上做爱）
she &B{joined the mile-high club} by making love on a flight between New York and LA.
她在纽约飞往洛杉矶的航班上做爱，加入了高空俱乐部。
(informal)in a very isolated place
(非正式)与世隔绝
(informal)used to show that one is frightened by or very unwilling to do something
(非正式)（表示害怕或不愿做某事）赶快避开，飞快跑掉
if someone proposed to me I'd probably run a mile.
假如有人向我求婚，我可能会逃之夭夭的。
(informal)recognize something very easily
(非正式)很容易辨认
the baddies can be spotted a mile off.
坏蛋很容易辨认。
(informal)be very obvious or incongruous
(非正式)显而易见，一目了然；格格不入