孔穴孔隙率, 多孔孔隙率

常春藤解析英语【9】It's Like Déjà vu. Déjà vu.　神

It's Like Dj vu. Dj vu. 神秘的既视现象 by Christine Newton You are walking through a park you have never visited before when a dog runs past, barking at a cluster of birds. You turn to see its owner smile and wave. Suddenly, you are overcome b

发表于:2018-12-02 / 阅读(79) / 评论(0)

常春藤解析英语

英语语法：171 Everybody: Singular or Plural

Grammar Girl here. Today well be talking about indefinite pronouns such as everyone and somebody. Now, guest-writer Bonnie Trenga writes, Everyone Versus Everybody Lately, listeners have asked a lot of questions about indefinite pronouns, such as eve

发表于:2019-01-02 / 阅读(58) / 评论(0)

英语语法 Grammar Girl

英语语法：97 Between Singular and Plural Nouns

Grammar Girl here. Today guest-writer Bonnie Trenga will help us talk about tricky sentences that make you question whether you should use a singular or plural verb. Today were talking about a tricky kind of sentence that causes you to make a mistake

发表于:2019-01-02 / 阅读(66) / 评论(0)

英语语法 Grammar Girl

英语语法：48 Everybody: Singular or Plural

发表于:2019-01-06 / 阅读(59) / 评论(0)

英语语法 Grammar Girl

英语语法：51 Generic Singular Pronouns

Grammar Girl here. Today's topic is generic personal pronouns. Nolan in Victoria, British Columbia, asked the following question: Just wondering about whether to use she or he in terms of giving examples. Since she was written out of the literature f

发表于:2019-01-07 / 阅读(56) / 评论(0)

英语语法 Grammar Girl

经济学人188:石油勘探千虑一得之法

Science and technology 科学技术 Prospecting for oil 石油勘探 Grains of truth 千虑一得之法 Putting rocks in medical scanners may help the search for oil and gas 采用医学扫描仪对岩石样本扫描，可帮助寻找石油和天然气

发表于:2019-02-16 / 阅读(61) / 评论(0)

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学英语单词

a grenade

A.F.S.

Acedera

Adenophora latifolia Fisch.