1.
Reputation is often got without merit and lost without fault.
无功得名是常事，无过失名也是常事。
2.
Air travel is a commonplace nowadays.
现在坐飞机是平常事.
3.
So I did. Not the first time, neither.
我哭了，那已经是常事了。
4.
He often dilly-dallied in making up his mind, until it was too late.
他常常优柔寡断而误事。
5.
I have often caught him tripping.
我常常挑他做错事。
6.
She often dropped in to help about the house.
她常常来帮助干家务事。
7.
They often fall out over some trifling matter.
他们常常因小事争吵。
8.
sit around, often unused.
无所事事，通常不用。
9.
a matter of great delicacy
非常微妙的事[问题]
10.
Something new and unusual; an innovation.
新的和不平常的事物
11.
an uncommon sight, occurrence, etc
不平常的景象、 事情等
12.
a matter of utmost [no] concern
非常 [一点都不] 重要的事
13.
regular programme staff costs
经常方案的人事费用
14.
We ourselves have often done the same thing.
我们自己常干这样的事。
15.
That happens frequently.
这样的事情经常发生。
16.
Permanent Council of Accounting in Zaire
扎伊尔常设会计理事会
17.
It would be hardly natural for him to do that.
他做那事是不大正常的。
18.
something abnormal or anomalous.
不规则或反常的事物。