1.
One should not take an indifferent (or nonchalant) attitude towards questions of principle.
对原则问题不应采取无可无不可的态度。
2.
Admittedly we can make the journey by train, but there is no harm in our travelling by boat.
乘车固可，乘船亦无不可。
3.
Better to Believe the worst, and be pleasantly surprised, than to be optimistic and learn the worst
宁可信其有不可信其无
4.
beyond [past] endurance
忍无可忍的,不可忍耐的
5.
Gaseous oxygen is colorless, odorless, tasteless, and nonflammable.
气态氧无色，无嗅，无味，不可燃。
6.
a man must not be without shame, for the shame of being without shame is shamelessness.
人不可以无耻，无耻之耻，无耻矣。
7.
A man cannot be without shame, for the shame of being without shame is shamelessness.
人不可以无耻，无耻之徒，无耻矣。
8.
His rudeness is inexcusable.
他的无礼是不可宽赦的。
9.
These are more than old wives' tales
这些可不是无稽之谈
10.
Man cannot remain with no way out.
人不可能永无出路。
11.
come to the end of one's endurance
已不能再忍受, 忍无可忍
12.
exhaust patience
忍无可忍，使不耐烦
13.
His ignorance is incurable.
他的无知是不可就药的。
14.
beyond compute
不可计算，无法估计
15.
"non-negotiable, non-interest-bearing promissory note"
不可转让的无息期票
16.
We can do practically anything under the sun.
我们几乎无事不可为。
17.
With courage one can achieve anything.
只要有勇气无事不可成。
18.
There's nothing to do, so I may as well go to bed.
无事可做，倒不如睡觉。