grow or cause to grow and become more mature, advanced, or elaborate[no obj.] (使)成长,发育;发展 motion pictures were to develop into mass entertainment. 电影后来发展成了一种大众娱乐。 [as adj. developing]this is a rapidly developing field. 这是一个飞速发展的领域。 [with obj.]enabling individuals to develop their personal skills. 使个人得以提高自己的技能。 ■[no obj.][often as adj. developing](of a poor agricultural country) become more economically and socially advanced (贫穷的农业国在经济和社会上)发展,变得更加发达 the developing world. 发展中的世界。 ■[with obj.]convert (land) to a new purpose by constructing buildings or making other use of its resources 开发土地,在土地上进行建设;利用土地资源 ■construct or convert (a building) so as to improve existing resources (为更好利用资源)兴建(或改造)房屋 ■[with obj.]elaborate (a musical theme) by modification of the melody, harmony, or rhythm (修改旋律、和声或节奏以)展开(音乐主题) ■[with obj.](Chess)bring (a piece) into play from its initial position on a player's back rank (棋)出(子)
start to exist, experience, or possess[with obj.] 产生;感受;具有 [no obj.]a strange closeness developed. 一种奇特的亲密感开始出现。 I developed an interest in law. 我对法律产生了兴趣。 Aids victims often develop a rare type of cancer. 艾滋病患者往往会罹患某种罕见的癌症。
[with obj.]treat (a photographic film) with chemicals to make a visible image 显影,使(摄影胶片)显影
语源
mid 17th cent. (in the sense 'unfold, unfurl'): from French développer, based on Latin dis- 'un-' + a second element of unknown origin found also in envelop