退路的英文：
a way out
a way to retreat
leeway

参考例句：

There was no backing out now
这时已经没有退路了。

We quickly cut off the enemy's escape.
我们迅速切断了敌人的退路.

The enemy tried cutting off their retreat, but didnt succeed.
敌人试图切断他们的退路，但没有成功。

Suddenly they found their retreat cut off.
他们突然发现退路已被切断。

Russian resistance suddenly stiffened because there was no room for retreat.
俄罗斯的反抗突然变得强硬起来，因为已经没有退路了。

We detached a regiment to cut off enemy's retreat
我们派遣了一个团将敌人的退路切断。

Jim was a good wrestler but a poor boxer. He burned his boats by letting Bob choose how they would fight.
吉姆精于摔跤而不善于拳击。他自断退路,让鲍勃选择他们打斗方式。

However if the heady world of television production proves not to be for him, Spake has an escape route
不管怎样，如果事实证明令人兴奋的电视制作事业并不适合于他，斯佩克也有一条退路。

Quick massive air reinforcements of malaya could cut off and doom the Jap invaders
迅速地从马来亚派去大量空军增援力量说能切断日本侵略者的退路，并且置之于死地。

out是什么意思：
adv. 出外；在外；离岸；出现；问世；大声地；完全；用完；不流行
adj. 外侧的；偏僻的
prep. 通过…而出；沿着…而去
n. 借口，托辞
pref. 外，超过，出，向外

be out for the count
拳击者被击倒后经裁判数到十秒还站不起来|被判失败|打输|被打败

Out of the Blue
从天上掉下来

Out of power, he is out of favour.
当他失去权力之后，他也就不再受人欢迎。

retreat是什么意思：
n. 撤退；撤回；静修，引退（期间）；静居处；隐居处；静思，静修
v. 撤退；退避；使后退

a solitary retreat.
隐居处

The snail retreated into its shell.
蜗牛缩进壳里去了。

The monks conducted a retreat.
僧侣们进行静修。

leeway是什么意思：
n. 自由（空间），回旋余地；落后差距；风压差；偏航

correction of leeway
风压差改正量

course corrected for leeway
修正风压差的航向

We have much leeway to fetch up.
我们有很大的差距要赶上。