100句话7000单词-Day11

100句话7000单词-Day11

2017-03-02    03'10''

主播: 新XIN越YUE

859 48

介绍:
Day11. Acids are chemical compounds that, in water solution, have a sharp taste, a corrosive action on metals, and the ability to turn certain blue vegetable dyes red. 
酸是一种化合物,它在溶于水时具有强烈的气味和对金属的腐蚀性,并且能够使某些蓝色植物染料变红。 Chemical compounds 化合物 In water solution 在水溶液中=溶于水时 Sharp taste 强烈的/刺激的气味 Sharp question 犀利的问题 Sharp knife 锋利的刀 sharp technologies 尖端科技 Sharp growth 飞速增长 Corrosive action on metals 对金属腐蚀性 Dye n. 染料,颜色; v. 给...上色, 染色 Turn sth. Red 变成红色 Acid n. 酸; adj. 酸的,尖刻的 The acids in stomach destroys virus. Acidity n. 酸性; 言辞尖酸 Add honey to counterbalance the acidity. 加点蜂蜜来中和酸味 Alkaline adj. 碱性的 This water is strongly alkaline. 这水呈强碱性。 Alkalinity n. 碱性 Abnormally high alkalinity of the blood and body fluids 血液中及体液中异常高的碱度