1.
There is no point in taking unnecessary risks.
不知进退非真勇（不必作无谓的冒险）。
2.
(1) by commanding the army to advance or to retreat, Being ignorant of the fact that it cannot obey. This is called hobbling the army.
不知军之不可以进而谓之进,不知军之不可以退而谓之退,是为縻军﹔
3.
Faced with that dilemma, he was perplexed.
他面对进退两难的局面，不知如何是好。
4.
I was torn between the two alternatives.
我面对两种选择进退维谷不知何去何从。
5.
I wonder if I may be excused for a moment .
不知能否恕我暂时告退。
6.
DOGGETT backs away, not sure what to think of WELLS. The TALL GUARD enters the cell.
（道根退了一步，不知道该怎么想威尔斯。高个守卫进入到囚室。
7.
The doctor was in a dilemma as to whether to tell the patient the truth about his condition or not.
医生进退两难,不知道是否该把病人的真实病情告诉他。
8.
The poor boy was between the devil and the deep sea. He didn't know how to cope with that.
那个可怜的孩子进退两难，不知道该怎样处理那件事情。
9.
She was in a dilemma as to whether to stay at school or get a job.
她进退两难，不知该留在学校读书还是找份工作做。
10.
The witness was in a dilemma as to whether to tell the police the truth about the crime or not.
证人进退两难,不知道是否该把犯罪的真实情况告诉警察。
11.
He is between the devil and the deep sea.
他在魔鬼与深海之间。他进退两难、退维谷、退不得。
12.
Study is like sailing against the current; either you keep forging ahead or you keep falling behind.
学如逆水行舟，不进则退。
13.
Like a boat sailing against the current, we must forge ahead or be swept downstream.
犹如逆水行舟，不进则退。
14.
Not to advance be to go back .
逆水行舟，不进则退。
15.
No retreat is allowed only advance.
只许前进，不许后退。
16.
The horses were stalled in a slough.
马陷入泥沼中进退不得。
17.
Given this pressing situation, we must move forward, or we will fall behind.
形势逼人，不进则退。
18.
A boat sailing against the current must forge ahead or it will be driven back.
逆水行舟, 不进则退。