1.
A questionable stockbroker.
不正当的股票经纪人
2.
improper business practices
不正当的商业行为.
3.
get rich by devious means
以不正当的手段致富.
4.
undue influence [voting]
不正当的影响〔投票〕
5.
Have an amour with...
同。。。有不正当的男女关系
6.
Ill gotten, ill spent.
有不正当的收入，必有不正当的损失；悖入则悖出。
7.
By whatever means possible, fair or unfair.
不择手段采用任何正当或不正当的手段
8.
used incorrectly or carelessly or for an improper purpose.
为一个不正当的目标而不正确或粗心地使用的。
9.
(of behaviour)mean and unfair;dishonourable
（指行为）卑鄙而不正当的,不光彩的
10.
He would rather resign than take part in such dishonest Business deals.
他宁肯辞职而不愿参加做这种不正当的勾当。
11.
ex turpi causa non oritur jus
不正当的行为不能构成权利
12.
'He'll do nothing dishonourable, 'said Ralph.
“他不会干任何不正当的事。”拉尔夫说。
13.
Judges cannot permit irregularity in carrying out justice.
法官执法时不允许有不正当的行为。
14.
That was a low blow. = That was unfair and inappropriate to say or to do.
那么说或者做是既不公平也不正当的。
15.
the perverse act of exposing and attracting attention to your own genitals.
暴露自己的生殖器官的不正当的癖好。
16.
Naturally they think we've been doing wrong!
她们当然要认为咱们净做不正当的事了。
17.
Don't restrict her proper activities.
不要拘束她的正当活动。
18.
To them, the ends do not justify the means.
他们认为，目的正当并不能证明手段正当。