标准混响时间

数学英语 23 What are the Range and Standard Deviation?

by Jason Marshall Weve now talked about three methods for calculating average values: the mean, median, and mode (affectionately known as the three Ms). So, are we done? Is that everything we could ever want to know about interpreting average values?

发表于:2018-12-07 / 阅读(72) / 评论(0)

数学英语

英语语法：121 Daylight-Saving Time

by Mignon Fogarty Many parts of the world are moving from standard time to daylight-saving time (also called summer time) this week, so I thought it would be a good time to talk about the phrase daylight-saving time and time in general. The original

发表于:2019-01-02 / 阅读(37) / 评论(0)

英语语法 Grammar Girl

英语语法：41 Daylight-Saving Time

Grammar Girl here. Many parts of the world are moving from daylight-saving time (also called summer time) to standard time this week, so I thought it would be a good time to talk about the phrase daylight-saving time and time in general. Most usage g

发表于:2019-01-07 / 阅读(48) / 评论(0)

英语语法 Grammar Girl

VOA慢速英语2012 Economics Report - How Gold Became the Gold Standard for Trade

Economics Report - How Gold Became the Gold Standard for Trade 经济报道 - 黄金是如何成为贸易金本位的？ This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 The best example of something

发表于:2019-01-12 / 阅读(63) / 评论(0)

2012年VOA慢速英语(四)月

美国文化脱口秀第683期:用time difference形容时差那你就错啦!

时差说起时差大家或许立马会想到： Time difference 但它只能用来描述地理上的时间差异： What's the time difference between New York and Shanghai? 纽约和上海时差多少？谈到具体的时差，中文里会说快、

发表于:2019-01-17 / 阅读(27) / 评论(0)

美国文化脱口秀

商务英语常用缩略语表（三）

S no option offered 无期权出售 S split or stock divided 拆股或股息 S signed 已签字 s second; shilling 秒；第二；先令 SA semi-annual payment 半年支付 SA South Africa 南非 SAA special arbitrage account 特别套作账户 SAB s

发表于:2019-02-26 / 阅读(57) / 评论(0)

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a hostage to history

alopecia prematura symptomatica

between-strata variance

Capbreton