单词：modal damping ratio
单词：modal damping ratio 相关文章
If you asked even the most knowledgeable Americans, they probably could not tell you more than a few meanings for the word so. It is an everyday word that most people use without even realizing its complexity. But this mysterious little word can act
2018年VOA慢速英语(十)月
图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t
数学英语
You Really Should Learn Modals! For VOA Learning English, this is Everyday Grammar. This week we are going to show you how to give advice using modal verbs. Modal verbs (called modals for short) are auxiliary verbs that express a speaker's attitude a
2016年VOA慢速英语(六)月
They Say That Reported Speech is Easy We often need to tell others what someone else said. There are two ways to do this. One is to say the same words and use quotation marks. That is direct speech. The other method is to summarize, or tell about wha
2016年VOA慢速英语(四)月
BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up
英语新闻
Modal verbs are helping verbs. We use them with main verbs to help us express ability, possibility, necessity and permission. Todays question is about a modal that is commonly confused with an expression. Heres the question, which comes from a listen
2019年VOA慢速英语(一)月