理想模型理想半透膜：只允许溶剂分子通过，与细胞膜相类似。 渗透现象从宏观上看，水分子从溶纯剂侧向溶液侧转移。 从微观上看，水分子既从纯溶剂侧向溶液侧转移，也从溶液侧向纯溶剂侧转移，但是前者的幅度大于后者。 一段时间后，溶液侧液面上升，纯溶剂

判断题 $1 \mathrm{mol}$ 硫酸的质量是 $98 \mathrm{g}$。（错） 未指明基本单元，硫酸可以指 $\mathrm{H_2SO_4}$，也可以指 $2 \mathrm{H_2SO_4}$，甚至可以指 $\frac

课文阅读A famous monastery 著名的修道院 monatery n. a building in which MONKS live together 隐修院；修道院；寺院 The Great St. Bernard Pas

课文阅读Mutilated Ladies 残钞鉴别组 mutilate v. to damage sb’s body very severely, especially by cutting or tearing off part of

课文阅读Smash-and-grab 砸橱窗抢劫 smash v. to break sth, or to be broken, violently and noisily into many pieces （哗啦一声）打碎，打破，破碎

课文阅读The facts 确切数字 Editors of newspapers and magazines often go to extremes to provide their readers with unimportant fa

课文阅读The double life of Alfred Bloggs 艾尔弗雷德·布洛格斯的双重生活 double adj. combining two things or qualities 双重的 [usually before

课文阅读An unknown goddess 无名女神 goddess n. a female god 女神 Some time ago, an interesting discovery was made by archaeologi

课文阅读Finding fossil man 发现化石人 fossil man 化石人 We can read of things that happened 5000 years ago in the Near East, where

课文阅读Thirteen equals one 十三等于一 Our vicar is always raising money for one cause or another, but he has never managed to ge