形容词平均的; 平常的; 典型的; （价值、比率等的）平均数的

名词平均水平; （速度等的）平均率; 平均估价

及物动词[数学] 计算…的平均值; 调和，拉平; 分摊; 按比例（或平均）分配（利润等）

不及物动词平均：作为或达到一个中间值; 维持（有利的）平均价格

1. 平均数；均值
An average is the result that you get when you add two or more numbers together and divide the total by the number of numbers you added together.

e.g. Take the average of those ratios and multiply by a hundred.
算出那些比率的平均值再乘以100。

2. 约数;平均值
You use average to refer to a number or size that varies but is always approximately the same.

e.g. It takes an average of ten weeks for a house sale to be completed.
售出一幢房子平均需要10周的时间。

3. 一般的;通常的;普通的
An average person or thing is typical or normal.

e.g. The average adult man burns 1,500 to 2,000 calories per day...
普通成年男子每天消耗的热量为1,500到2,000卡路里。
e.g. Packaging is about a third of what is found in an average British dustbin.
英国垃圾桶里平均约有1/3是产品包装。

4. 正常数量;一般水平
An amount or quality that is the average is the normal amount or quality for a particular group of things or people.

e.g. Most areas suffered more rain than usual, with Northern Ireland getting double the average for the month.
大部分地区降雨超过通常水平，北爱尔兰地区本月的降水量则为平均值的两倍。

5. 普通的；寻常的；一般的
Something that is average is neither very good nor very bad, usually when you had hoped it would be better.

e.g. I was only average academically.
我的学习成绩一般。

形容词明显的，清楚的; 卓越的，不寻常的; 有区别的; 确切的

1. 有区别的;不同的;个别的
If something is distinct from something else of the same type, it is different or separate from it.

e.g. Engineering and technology are disciplines distinct from one another and from science...
工程学和工艺学互不相同，也有别于自然学科。
e.g. This book is divided into two distinct parts.
这本书分为内容不同的两部分。

名词偏爱; 优先权; 偏爱的事物; （债权人）受优先偿还的权利

1. 喜好；偏好；偏爱
If you have a preference for something, you would like to have or do that thing rather than something else.

e.g. Parents can express a preference for the school their child attends...
父母可以表达对自己孩子所上学校的偏好。
e.g. Many of these products were bought in preference to their own.
这些产品中有很多是因为认为自己的产品不佳才购进的。

2. 优惠；优待；优先权
If you give preference to someone with a particular qualification or feature, you choose them rather than someone else.

e.g. The Pentagon will give preference to companies which do business electronically.
美国国防部将会优先考虑那些能够进行电子商务的公司。

形容词乐意的，愿意的; 自愿的，心甘情愿的

动词will的现在分词; 决心; 用意志力驱使

1. 乐意的;愿意的
If someone is willing to do something, they are fairly happy about doing it and will do it if they are asked or required to do it.

e.g. The military now say they're willing to hold talks with the political parties...
军方现在说，他们愿意与政党进行谈判。
e.g. There are, of course, questions which she will not be willing to answer.
当然，有些问题是她不愿回答的。