expand
[VERB]
expand on , expand upon
1. [PHRASAL 短语] 更充分讲述 , 进一步论述
If you expand on or expand upon something, you give more information or details about it when you write or talk about it.
近义词
elaborate on , develop , enlarge on
双语例句
例：The president used today's speech to expand on remarks he made last month.
总统利用今天的演讲进一步阐述了他上个月的讲话内容。
PHRASAL VERB. 短语动词
expands , expanding , expanded
1. [I 不及物动词] 扩大 , 膨胀
If something expands or is expanded, it becomes larger.
双语例句
例：Engineers noticed that the pipes were not expanding as expected.
工程师们注意到管子并未像预期的那样膨胀。
例：We have to expand the size of the image.
我们不得不扩大图像的尺寸。
例：The money supply expanded by 14.6 per cent in the year to September.
截止今年九月份，货币供增加了14.6个百分点。
例：a rapidly expanding universe.
一个快速膨胀的宇宙。
2. [I 不及物动词] 使…发展 , 发展
If something such as a business, organization, or service expands, or if you expand it, it becomes bigger and includes more people, goods, or activities.
双语例句
例：The popular ceramics industry expanded towards the middle of the 19th century.
大众陶瓷业在19世纪中叶得到了发展。
例：Health officials are proposing to expand their services by organising counselling.
卫生官员正准备以提供咨询来扩展他们的服务。
VERB. 动词
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