磷酸钾制剂的商品名

英语情景对话-Using a Copier(3)

A: May I help you? B: I need to copy some pages in my book. A: The copier is right over there, in the corner. B: Do I need to pay to use it? A: You have to pay to use the copier. B: How much do you charge? A: You need to pay ten cents for every copy.

发表于:2018-12-02 / 阅读(64) / 评论(0)

英语情景对话-图书馆

英语情景对话-Using a Copier(2)

A: What can I do for you? B: I would like to use the copy machine. A: The machine is over there. B: Do I have to pay to use the machine? A: Yes, you will have to pay to use it. B: How much? A: It costs ten cents a copy. B: Am I limited to a certain n

发表于:2018-12-02 / 阅读(83) / 评论(0)

英语情景对话-图书馆

英语语法：181 How to Write Percents

Grammar Girl here. Today's topic is part II of the series on numbers: percentages and decimal points. Percent Versus Percentage First let's get our terminology right. In some cases percent and percentage can be interchangeable (1), but the easiest wa

发表于:2019-01-02 / 阅读(53) / 评论(0)

英语语法 Grammar Girl

英语语法：62 How to Write Percents

发表于:2019-01-30 / 阅读(102) / 评论(0)

英语语法 Grammar Girl

Federer takes on Haas in Halle final

BERLIN, June 16 (Xinhua) -- Roger Federer will vie for his sixth ATP Halle grasscourt title when he faces German Tommy Haas in Sunday's final. Second seed Federer barely sweated in his 6-1, 6-4 semifinal win over unseeded Russian Mikhail Youzhny on S

发表于:2019-02-05 / 阅读(39) / 评论(0)

英语新闻

Federer beats Del Potro to capture second title in Rotterdam

THE HAGUE, Feb. 19 (Xinhua) -- Roger Federer grabbed his second title at the ABN AMRO World Tennis Tournament in Rotterdam after beating Juan Martin Del Potro 6-1, 6-4 in the final on Sunday in Rotterdam. The match was a replay of the 2009 US Open fi

发表于:2019-02-05 / 阅读(59) / 评论(0)

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学英语单词

accessary scale(accessory scale)

Accettura

adductor muscle of thumb