记忆方法
而尖的也可以代表锋利的，说明很厉害。比如acute翻译为急性的，急性病，说明这个病非常厉害。
双解例句
小知识
In technical terms, acid is a substance that can react with a base to make a salt. In practical terms, acid is the stuff you want to keep off your hands, or any part of you, because it will eat away your skin.
Not all acids will eat skin away. The citric acid in oranges and other citrus fruits gives them their tasty tang. There is a hallucinogenic street drug called acid that eats away at the user’s sense of reality. Words sometimes have the qualities of acid. In acidic speech, words feel corrosive to the listener’s sensibilities. This one’s perhaps the most frequent and most destructive of all.
实用短语
常用短语
单词用法
这两个词的区别是
acid用于那些在自然或正常状态下有酸味的东西；
sour则含有变质难闻的意味。
acetic acid [化]醋酸，乙酸
sulfuric acid 硫酸
fatty acid [化]脂肪酸
词根词缀
词根: acid
=sour/sharp,表示”尖,酸,锐利”
adj.
acid 酸的acid尖,酸,锐利→adj.酸的
acidulous 微酸的acid尖,酸,锐利+ulous有……的→有酸味的
n.
acidity 酸度,酸性acid尖,酸,锐利+ity性质→酸性
v.
acidify 酸化acid尖,酸,锐利+ify……化→酸化
同义词
acrid / stringent / scornful / stinging / peevish / testy / piercing / malicious / edged / sharp / stern / harsh / acute / satirical / bitter / ill-tempered / vicious / snide / severe / crabbed / ironical / acrimonious / derisive / sarcastic / petulant / double-edged / austere / pungent / spiteful / virulent / scathing / caustic / acerb / trenchant / keen / vitriolic / cutting / astringent / biting / mordant / acerbic / sardonic / cross / touchy / pricking
scalding / eroding / eating / away / corrosive / wearing / corroding / burning / wasting