一段的英文怎么说

一段的英文：
a length of
a span of
Length
passage

Topical sentence
阐述一段主题的句子

For a long time; for ages;in ages
一段很长的时间里

Emend a passage in a book
校正书中的一段.

A lonesome hour at the Bar.
酒吧里一段孤寂的时光

A piece of impromptu spiced up the concert.
一段即兴曲使音乐会更活跃了。

excision of an obnoxious passage was required
有一段引起反感的文字必须删掉。

A passage from a literary work;an excerpt.
摘录从文学作品中摘录下来的一段;摘录

A bracket or block supporting a balcony or cornice.
一段支撑阳台或飞檐的支架或木块.

His room is approached by a flight of steps.
有一段台阶通向他的房间。

A flight of steps led up to the house.
一段台阶向上通到了屋前。

The length of the chain molecule is proportional to the kinetic chain length
链分子的长度与动力学链长成正比。

The length of that pen is only a finger.
那支钢笔只有一指长。

The standard length in France is the meter.
法国的标准长度是米。

They spanned windows with bricks.
他们在窗子上用砖砌了拱顶。

a memory [attention] span
记忆 [注意力] 持续的期间[时间]

span a river with a bridge
在河上架桥

The maritime passage was a good augury for the aerial passage.
顺利的航海仿佛也是航空的好预兆。

Excision of an obnoxious passage was required.
有一段引起反感的文字必须删掉。

The meaning of the passage is obscure.
这段文字意义晦涩。