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