Heterosexual anal intercourse is rarely discussed in the scientific literature. Review of the literature suggests the silence is linked to ethnocentric dis... DR Bolling,B Voeller - 《Arch Sex Behav》 被引量: 304发表: 1991年 Sex acts, sex partners, and sex budgets: implications for risk factor...
come into play:开始;开始起作用剑桥词典英语释义:If something comes into play, it starts to have a use or an effect in a particular situation, and if it is brought into play, it is given a use or an effect.例句:In the summer months a different set of climatic factors come into play.A...
致命女人第二季口语笔记全部更新完啦!【美剧口语笔记小组】由大风哥Wind于2021年6月1日创建。我们专注于创作全网更新速度最快,最干货最有趣,覆盖所有美剧的英语口语学习笔记。欢迎加入我们一起创作口语笔记,加我v信:zimuzu(备注:加入)第1&2集的口语笔记戳这里:看《致命女人》第二季,我总结了这些实用口语表达~【...
China is currently at a critical juncture, where Xi is leading the country to realize the ambitious "Chinese modernization," while being confronted with major challenges, such as downward economic pressure following the COVID-19 pandemic, rising protectionism and suppression from Western nations, and ...
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.
The latitude 23° 26′ North is also known as theTropic of Cancer. It marks the northern-most position on the Earth, where the Sun is directly overhead at least once a year. This happens during theJune Solstice, when the Earth’s Northern Hemisphere is tilted towards the Sun. ...
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...
Does Scarcity Mean Something Is Hard to Obtain? Scarcity can explain a market shift to a higher price, compare the availability of economic inputs, or convey the opportunity cost in allocating limited resources. The definition of amarket priceis one at which supply equals demand, meaning all th...
The moments when 99% of people see sunlight Distance Does Not Cause Seasons Spring, summer, fall, and winter. ©iStockphoto.com/Smitt It is a common misconception that seasons occur because of Earth's elliptical orbit around the Sun, with winter occurring when Earth is farthest away from ...
The CPI is used as a measure of inflation for policymakers, financial markets, businesses, and consumers. What Is the Consumer Price Index (CPI)? The Consumer Price Index (CPI) measures the monthly change in prices paid by U.S. consumers. The Bureau of Labor Statistics (BLS) calculates the...