- [countable]
a thing that is added to something else 增加物；添加物 All of these technologies are fairly recent additions. 所有这些技术都是最近才加入的。 - addition to something
the latest addition to our range of cars 我们汽车系列新增加的款式 This is a welcome addition to the literature of western art history. 这是对西方艺术史文献的可喜补充。
Extra Examplesan addition to the family (= another child) 这家新添的一口人（又生了一个孩子） last minute additions to the government’s package of proposals 对政府一揽子建议的最后补充 We have made several additions to the collection recently. 近来我们的藏品增加了几种。
Oxford Collocations Dictionaryadjective- useful
- valuable
- welcome
- …
- make
- in addition
- addition to
- [uncountable]
the act of adding something to something else 增加；添加 Add salt, tasting with every addition. 加盐，每加一次都要品尝。 - addition of something
Pasta's basic ingredients are flour and water, sometimes with the addition of eggs or oil. 意大利面制品的主要成分是面粉和水，有时加鸡蛋和食用油。
Oxford Collocations Dictionaryadjective- useful
- valuable
- welcome
- …
- make
- in addition
- addition to
- (North American English) (British English extension)[countable] addition (to something)
a new part that is added to a building （建筑物的）扩建部分，增建部分 architects who specialize in home additions 专门从事住宅扩建的建筑师 The addition should match the architecture of the house. 增加的部分应该与房子的建筑相匹配。
Extra Examplesa 22 000-square-foot addition designed by a Japanese architect 由日本建筑师设计的 22,000 平方英尺的扩建部份 a family-room addition to his home 紧靠房屋而扩建的家庭活动室
Oxford Collocations Dictionaryadjective- building
- room
- two-story
- …
- build
- design
- addition to
- [uncountable]
the process of adding two or more numbers together to find their total 加；加法 children learning addition and subtraction 学习加减的儿童
Extra ExamplesTopics Maths and measurementb1He worked it out through simple addition. 他用简单的加法计算出结果。 She can do addition, but she hasn't learned subtraction yet. 她会做加法，但还没有学减法。
Oxford Collocations Dictionaryadjective- simple
- do
Word Originlate Middle English: from Latin additio(n-), from the verb addere, from ad- ‘to’ + the base of dare ‘put’.
Idioms
in addition (to somebody/something)
used when you want to mention another person or thing after something else 除…以外（还） In addition to these arrangements, extra ambulances will be on duty until midnight. 除了这些安排以外，另增救护车值班至午夜。 There is, in addition, one further point to make. 此外，还有一点要说。
Language Bank additionadditionAdding another item 补充说明 Bilingual children do better in IQ tests than children who speak only one language. In addition/What is more, they seem to find it easier to learn third or even fourth languages. 讲两种语言的儿童比只讲一种语言的儿童智商测试得分更高。此外／而且，讲两种语言的儿童似乎在学习第三种甚至第四种语言时觉得更容易。
Learning another language not only improves children’s job prospects in later life, but also boosts their self-esteem. 学习另一种语言不仅可以提升儿童未来的职业前景，而且可以增强他们的自尊心。
Teaching children a second language improves their job prospects in later life. Other benefits include increased self-esteem and greater tolerance of other cultures. 教儿童第二语言可以提升他们未来的职业前景。此外，还可以使他们获得更强的自尊心、对其他文化更包容。
Another/One further/One additional reason for encouraging bilingual education is that it boosts children’s self-esteem. 另一个鼓励双语教育的原因是它能增强儿童的自尊心。
Studies suggest that bilingual children find it easier to learn additional languages. There is, moreover, increasing evidence that bilingual children perform better across a range of school subjects, not just foreign languages. 研究表明，讲两种语言的儿童学习其他语言觉得更容易。此外，越来越多的证据表明，讲两种语言的儿童不仅在外语学习上，同时在其他各门学科的学习上都表现得更好。
His claim that children find bilingual education confusing is based on very little evidence. Moreover, the evidence he does provide is seriously flawed. 他认为双语教育会使儿童感到迷惑的说法几乎是没有依据的。况且，他仅有的证据也是有严重缺陷的。
Research has shown that first-language development is not impeded by exposure to a second language. Furthermore, there is no evidence to support the claim that children find bilingual education confusing. 研究已经表明，接触第二语言不会妨碍第一语言的发展。而且，没有证据支持双语教育使儿童感到迷惑这种说法。