1.develop的基本意思是“发展”,可指某物自然地或人为地、逐渐地、有秩序地显现展开,强调其进程缓慢复杂; 也可指自身(理论、想法)发展的结果。
2.develop用于指有生命的东西时,可指其达到适当或可能的完善,也指其特征发挥其所有潜力。develop有时还可指“详细地,按顺序地阐述”。
3.develop可用作及物动词,也可用作不及物动词。用作及物动词时,后接名词或代词作宾语。可用于被动结构。
4.在美国口语中常使用“It developed that-clause”结构,意思是“显然…; …显露出来”,也可表示“以后发现…”。

develop from (v.+prep.)
从…中长出来〔产生出〕,(使)由…发展成 grow from
▲develop from sth/v-ing
The whole idea developed from a casual remark.整个想法都是从一句随便的话演变而来的。
A blossom develops from a bud.花朵由花蕾长成。
This tall tree developed from a small seed.这棵大树是从一粒小小的种子长成的。
A reduced standard of living will develop from increasing taxation and rising unemployment.捐税的增长和失业人数的上升将会导致生活水平的降低。
▲develop sth from sth
Develop the new from the old.推陈出新。
We've developed the project from an original idea by Stephen.我们根据斯蒂芬的设想制定了这个计划。
◇ 用于be ～ed结构
Most of the city's factories were developed from small shops.这个城市的大多数工厂都是从小车间发展起来的。
The book has been developed from a short story.这本书由一个短篇小说扩展而成。

develop into (v.+prep.)
(使)发展成,变成… (cause to) grow into
▲develop into sb/sth
Jane is developing into a fine figure of a young woman.简正发育成一个身材苗条的女青年。
I hope his eldest son may develop into a good man.我希望他的长子能成长为好人。
That school developed into a college.那所中学发展成了一所大学。
The city has developed into a centre of industry.这座城市已经发展成为一个工业中心。
A small seed can develop into a tall tree.一粒小小的种子能长成一棵大树。
Our little boy's flu had developed into pneumonia.我们小孩的流感已发展成肺炎了。
Unhappy experiences in childhood often develop into violent and criminal tendencies in a man.童年时的不幸遭遇常常使一个人形成暴力和犯罪的倾向。
The argument developed into a bitter quarrel.这场辩论逐渐变成了激烈的争吵。
▲develop itself into sth
This trifle developed itself into a serious problem.这件小事已发展成一个很严重的问题。

用作不及物动词
▲S+～(+A)
Things develop.事物是发展的。
Animal husbandry on the grassland is developing rapidly.草原上的畜牧业在迅速发展。
This has made it necessary for agriculture and industry to develop very quickly.这就使得工农业必须飞速发展。
Cities grew rapidly, a large laboring class developed.城市在迅速发展,结果导致劳动大军的发展。
As production has developed, the living standard of the peasants has risen considerably.农民的生活水平随着生产力的发展而大大提高。
The relations of friendly cooperation between our two countries are developing satisfactorily.我们两国的友好合作关系正在令人满意地发展着。
The child is developing well.这孩子发育良好。
用作及物动词
▲S+～+n./pron.
We must do our best to develop the national economy.我们必须努力发展国民经济。
Some West European countries are developing their economy and trade with oil-producing countries.有些西欧国家正在和产油国发展经济和贸易关系。
By the end of the year the little seed and grain shop had developed its trade considerably.到年底,那个卖种子和粮食小店的生意有了相当大的发展。
The country wants to develop its traditional friendship with China.这个国家希望发展和中国的传统友谊。
Li Kuang Yao has again and again stressed the need for his tiny nation to develop its own Singaporean—as opposed to Chinese—identity.李光耀曾再三强调他的这个小国家需要发展它自己的新加坡人的特点,以有别于中国人。
They began to develop a new industrial site near the river.他们开始在那条河的附近开发一个新的工业区。
This engine develops 120-brake horse power.这台发动机产生120马力功率。
The labourers in Tibet developed the Tibetan plateau with their own labour and wisdom.西藏劳动人民曾以自己的劳动和智慧开发了西藏。
That knowledge developed his courage and self-confidence.这种认识增强了他的勇气和自信心。
We must provide good material for developing their reading skills.我们应提供好的阅读材料来培养他们的阅读能力。
He developed an interest in science.他养成了对科学的兴趣。
Hand in hand with reading, he had developed the habit of making notes.在读书的同时,他养成了做笔记的习惯。
The car has developed signs of rust.这辆汽车出现了锈迹。
He seems to be developing an illness.他似乎要生病了。
Can you develop this film for us?你能代我们冲洗这个胶卷吗?
◇ 用于be ～ed结构
Modern music was first developed in Italy.现代音乐最初是在意大利发展起来的。
A new method of fuel injection was developed during the war.一种新的注油方法在战争期间发展起来。
The industrial life of China is not yet highly developed.中国的工业目前还不十分发达。
I think these photographs will look nice when they're developed.我想这些相片洗出来一定很好看。
▲S+～+n./pron.+to-v
We are developing nuclear weapons to do away with such weapons.我们发展核武器是为了消灭核武器。
▲It ～ed+that-clause
It developed that they had nowhere to sleep.很显然,他们没有地方睡觉了。
It soon developed that what she loved was not my person but my wealth.很显然,她爱的不是我的人而是我的钱。
It developed that neither one paid the bill.很显然,没人愿意付账。
It developed that he had another wife living and his indictment for bigamy followed.以后发现他又娶了一房妻室,接着是他被指控犯了重婚罪。
It soon developed that the meeting was a great success.不久就发现那次会议取得了很大的成果。

develop, age, mature, mellow, ripen
参见mature条。

我们必须尽早培养孩子读书的习惯。
［误］  We must develop in children's reading habits as early as possible.
［正］  We must develop children's reading habits as early as possible.
［析］  作“养成,开发”解时develop是及物动词,直接接宾语而无须借助介词。

［同义词］   advance, enlarge, expand, grow, mature, disclose, evolve, reveal, unfold
［反义词］   deteriorate
［词源］  ＜法语developpor(展开)