“demand”是一个动词,意思是“要求”,“需要”,“需要的东西”。在名词形式下,它的意思是“需求”。
demand什么词性
在英语中,demand是一个多义词,可以作为动词、名词和形容词使用,本文将从这几个方面对demand进行详细的技术介绍。
动词形式(demand)
1、基本含义:要求、需要、需求
动词demand的基本含义是要求、需要或需求,它通常用于表示对某种物品或服务的强烈愿望或期望。
– The company demanded that its employees work overtime.(公司要求员工加班。)
– Customers are demanding more personalized service.(顾客要求更个性化的服务。)
– The government is demanding that companies reduce their carbon emissions.(政府要求企业减少碳排放。)
2、时态和语态
demand的时态和语态可以根据上下文的不同而变化,以下是一些常见的用法:
– 现在时:demands(第三人称单数形式)
– 过去时:demanded(过去式)
– 将来时:will demand(将来时态)
– 被动语态:is/are demanded(被动语态)
3、常用搭配
demand作为动词时,常与以下词汇搭配使用:
– demand for:对.的需求,如:the demand for housing(住房需求)
– demand out:被拒绝,如:The project was demand out by the investors.(该项目被投资者拒绝了。)
– demand up:提高价格,如:The company demanded up the price of the product.(该公司提高了产品的价格。)
– demand down:降低价格,如:The supplier demanded down the price of the goods.(供应商降低了商品的价格。)
名词形式(demand)
1、基本含义:需求、要求、需要
作为名词,demand的基本含义是需求、要求或需要,它通常用于描述市场上对某种物品或服务的需求量。
– There is a high demand for skilled workers in this industry.(这个行业对技能娴熟的工人有很高的需求。)
– The government has set a target to meet the demand for affordable housing.(政府已设定目标以满足经济适用房的需求。)
– The company analyzed consumer demand to determine which products to produce.(该公司分析了消费者需求,以确定生产哪些产品。)
2、常用搭配
作为名词,demand常与以下词汇搭配使用:
– market demand:市场需求,如:The company monitors market demand for its products.(公司监测其产品的市场需求。)
– supply and demand:供求关系,如:The law of supply and demand determines the price of goods.(供求关系决定了商品的价格。)
– short-term demand:短期需求,如:The company needs to adjust its production to meet the short-term demand for its products.(公司需要调整生产以满足其产品短期需求。)
– long-term demand:长期需求,如:The government is considering policies to address the long-term demand for healthcare services.(政府正在考虑制定政策以解决医疗保健服务的长期需求。)
形容词形式(demanding)
1、基本含义:要求的、苛刻的、难以满足的
作为形容词,demanding的基本含义是要求的、苛刻的或难以满足的,它通常用于描述某项任务、工作或责任具有很高的要求或难度。
– This job is very demanding; you need to be highly organized and detail-oriented.(这份工作非常苛刻;你需要具备高度的组织能力和注重细节。)
– The students found the course very demanding; they had to study hard to keep up with the workload.(学生们觉得这门课程非常难;他们必须努力学习才能跟上课程进度。)
– The teacher’s expectations were very high; she had a demanding teaching style that required a lot of effort from her students.(这位老师的期望非常高;她有一种严格的教学风格,要求她的学生付出很多努力。)
2、常用搭配
作为形容词,demanding常与以下词汇搭配使用:
– demanding schedule:紧张的时间表,如:The job requires a demanding schedule that includes working weekends and holidays.(这份工作需要一个紧张的时间表,包括周末和节假日工作。)
– demanding task:艰巨的任务,如:Completing this project will be a challenging and demanding task.(完成这个项目将是一项具有挑战性和苛刻的任务。)
– demanding customer:挑剔的客户,如:The company received several complaints from demanding customers who were not satisfied with their orders.(这家公司收到了几起来自挑剔客户的投诉,他们对订单不满意。)
– demanding environment:严酷的环境,如:Living in a remote and demanding environment can be challenging for outdoor enthusiasts.(对于户外爱好者来说,生活在一个偏远且严酷的环境中可能会很具挑战性。)
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