1.[i][t]扩大，增加，增强（尺码、数量或重要性）to become greater in size, number or importance; to make sth greater in size, number or importance
Metals expand when they are heated.金属受热会膨胀。
Student numbers are expanding rapidly.学生人数在迅速增加。
A child's vocabulary expands through reading.孩子的词汇量通过阅读得到扩大。
The waist expands to fit all sizes.腰部可松可紧，适合任何尺码。
In breathing the chest muscles expand the ribcage and allow air to be sucked into the lungs.呼吸时胸部肌肉使胸廓扩大让空气吸入肺部。
The new system expanded the role of family doctors.新体制扩大了家庭医生的作用。
There are no plans to expand the local airport.目前没有扩建地方机场的计划。
2.[i][t]扩展，发展（业务）if a businessexpands oris expanded , new branches are opened, it makes more money, etc.
an expanding economy(= with more businesses starting and growing)不断发展的经济
We've expanded the business by opening two more stores.我们增开了两家商店以扩展业务。
3.[i]细谈；详述；详细阐明to talk more; to add details to what you are saying
I repeated the question and waited for her to expand.我把问题重复了一遍，等着她详细回答。
Take the National Hockey League, ice hockey's premier body, which has for years been trying to expand its audience and commercial reach.
以顶级冰球组织——国家冰球联盟（NHL）为例。该联盟多年来一直在努力吸引更多观众，延伸商业触角。
And then we expand it out in terms of the standard chemical potentials for everything being pure.
然后按照所有，纯净物的标准化学势展开混合。
The Indians said the road would be a boon to coca growers, whose union Mr Morales still heads, and expand their plantations.
这位印第安总统称这条路将为可可种植者带来惠泽，并拓展他们的种植园。莫拉莱斯仍然担任古柯种植者联盟的主席。
Mr. Netanyahu has not declared his support for a two-state solution. He has also said he supports allowing Jewish settlements to expand.
内塔尼亚胡还没有表示他支持两个国家并存的方案，他也表示支持允许犹太人扩大定居点。
It will also be adding additional funds to expand treatment facilities around the country, he said.
他说，美国还将增拨更多的资金用于扩大海地各地的治疗设施。
This sort of connectivity will expand dramatically as microscopic communications devices become dirt-cheap and multiply.
随着显微通讯装置便宜到毫不值钱、随处可见的地步，这种连接将急速扩展。
Long-term good reputation and operating style of sound, so that the size of the company and continued to expand, growing steadily.
长期的良好信誉和稳健的经营作风，使公司的规模不断扩大，稳步成长。
You accepted in 1602 at the Queen's command, asking you to expand the Kingdom of the field for her death and sold.
你在1602年接受女王的命令，要求你为她扩张王国领域而卖老命。
Scientists said the results, if confirmed, would expand the notion of what life could be and where it could be.
科学家说，如果该实验结果通过检测的话，将扩展人们对生命是什么及其存在场所的认识。
Rio said the uncertainties over the global economy meant it was reviewing its plans to build new mines and expand existing operations.
力拓表示，全球经济的不确定性，意味着它将重新审视建设新矿及扩张现有业务的计划。
he also fought ruthlessly to expand the power of the executive branch, which he thought had been dangerously restricted since Watergate.
他也铁腕般扩张行政部门的权力，他认为自从水门事件后其权力已被制约到了危险的地步。
Her stretchy solar cells are pleated like an accordion and are able to expand up to 30 percent extra in two directions.
她的弹性太阳能电池有像手风琴一样的褶皱，并能在两个方向上延伸多达30%。
Expand button at the bottom of the menu to see all the commands on the menu.
展开按钮，可查看该菜单上的所有命令。
Mittal, who has made no secret of his desire to expand into China, expanded on the subject in a later press briefing.
Mittal毫不掩饰其向中国扩张的意愿，在稍后的新闻简布会上对这一主题进一步加以发挥。
The early start, in a few colleagues efforts, the company continued to expand, gradually, people are also anxious.
创业初期，在几个同事的努力下，公司业务不断扩大，慢慢地，人手也紧张起来。
The president said the economic crisis has forced his administration to make investments that will expand the nation's deficit and debt.
总统称经济危机已经迫使其政府做出会增长国家赤字与债务的投资。
He tried to expand the firm quickly, but his stuff did not have enough experience. Production got out of hand and he went bankrupt.
他努力迅速扩大他的公司，但是他的职工没有足够的经验。生产
The features of the system are, graphic user interface, easy to manage, easy to operate and convenience to expand database of questions.
本系统的主要特点是界面图形化、管理方便、操作简单、题库易于扩充。
"To go global is the only way for Chinese companies to expand, " he said.
“走向世界是中国企业扩张的唯一途径，”他表示。
Remember, you're not trying to stretch the anal opening, but allow it to expand slowly, to accommodate more girth.
记住，你不是要打开肛门而是要使之慢慢扩张，从而容纳更粗的东西。
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