expand和extend的区别:
1、expand [ik'spænd] vt. (在程度、大小、尺寸、容积、体积、范围、区域等方面)扩大,扩展,扩充,增加;使膨胀,使扩张,使伸展;发展;【军事】扩编: 例句: They hope to expand their company.翻译:他们希望扩大公司的规模。使伸开,伸张,展开,张开(叶、花瓣、翅或帆等): 例句: The eagle expanded its wings.翻译:鹰展开双翅。扩展(题目、论题、思想等);详细展开,详谈,详述,更充分地阐述;增述;增订(词典等): 例句: to expand a short story into a novel把一篇短篇小说扩写成一部长篇小说to expand a phrase into a sentence把词组扩充成句子把(缩略式、方程式等)全部写出: 例句: to expand an equation
2、extend [ik'stend]
vt. 拉开,拉出,拉长;延长;使延伸;使达到:
例句: The carpenter extended the measuring tape as far as it would go.翻译:木匠把卷尺拉长到不能再拉为止。延伸,延长(如绳、墙、队列等):
例句: The cord has been extended between two bamboo poles.翻译:在两根竹竿之间拉起了一根绳子。伸,伸出(手臂或手),伸开,展开:
例句: to extend one's hand in greeting翻译:伸出手表示欢迎