形容詞 decent:

1. socially or conventionally correct; refined or virtuous
   同義詞：nice
2. according with custom or propriety
   同義詞：becoming, comely, comme il faut, decorous, seemly
3. conforming to conventions of sexual behavior- George Santayana
4. enough to meet a purpose
   同義詞：adequate, enough
5. decently clothed
6. observing conventional sexual mores in speech or behavior or dress

副詞 decent:

1. in the right manner
   同義詞：properly, decently, in good order, right, the right way

1. The lack of decent public transport is a great disadvantage.
   沒有適當?shù)墓步煌üぞ呤呛懿环奖愕摹?/div>
2. His first novel was a flash in the pan, and he hasn't written anything decent since.
   他的第一部小說如曇花一現(xiàn)，此後他再沒寫出像樣的東西。
3. He dreamed of living in decent conditions.
   他夢想著過體面的生活。
4. It was decent of her to help the homeless.
   她幫助無家可歸的人，真是可敬。

de.cent

adj.（形容詞）
Characterized by conformity to recognized standards of propriety or morality.
得體的：以符合公認的行為和道德規(guī)范為特征的
Free from indelicacy; modest.
高雅的；體面的
Meeting accepted standards; adequate:
象樣的，足夠的：達到了可接受的標準的；足夠的：
例句：
a decent salary.
一份相當不錯的薪水

Morally upright; respectable.
正派的：道德上正直的；值得尊敬的
Kind or obliging:
親切的：和藹的或助人的：
例句：
very decent of them to lend you money.
他們借給你錢真是好

Informal Properly or modestly dressed.
【非正式用語】 適宜的：穿著適當?shù)幕虻皿w的

來源：
Latin decôns decent- [present participle of] decôre [to be fitting] * see dek-
拉丁語 decôns decent- [] decôre的現(xiàn)在分詞 [適合的] *參見 dek-

【引伸】
de.cently
adv.（副詞）
de.centness
n.（名詞）