10% of 200 is 20. This means that if you divide 200 by 10, you will get 20. In other words, 10% of a certain number is just that number divided by 10. This is a straightforward but helpful way to calculate percentages. You can use this method for any percentage problem, regardless...
区别在于前者直接问是多少百分比，what percent of 做英语里面的疑问词，后者问百分比是多少，what 做里面的疑问词，没有什么太大区别，都对，最终意思表达一样，都是占比例多少。
Using data from an undergraduate probability sample, we aimed to: (1) describe the prevalence and demographic characteristics of students who reported having engaged in rough sex with their current partner; (2) assess which sexual behaviors students consider to be rough sex; (3) describe the freq...
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1. What’s it made of? 它是用什么做的? ◆be made of意思是“由……制成”,介词of所指的原材料一般是未经变化,仍可看出材料的。例如: The desk is made of wood. This bridge is made of stone. 课桌是用木头做的。桥是石头造的。 ◆be made from意思也是“由……制成”,但介词from所指的原材料...
The term life span is familiar to most of us. The word has a relatively new frequent companion: health span. A person's health span is the length of time that the person is healthy—not just alive.
Data visualization is the graphical representation of information. It uses visual elements like charts to provide an accessible way to see and understand data.
Internet of things, IoT, is when physical objects are embedded with sensors, software, and other technologies for the purpose of connecting and exchanging data with other devices and systems.
The CPI is a measure of inflation and deflation. The CPI report uses a different survey methodology, price samples, and index weights than theproducer price index (PPI), which measures changes in the prices paid by U.S. producers of goods and services. ...
Poverty is a state or condition in which a person or community lacks the financial resources and other essentials beyond income for a minimum standard of living.