acid
n. [化]酸, <俚>迷幻药
adj. 酸的, 讽刺的, 刻薄的
The acid test of a good driver
is whether he remains calm in an emergency.
衡量驾驶员水平的决定性考验,
就是看他在紧急关头能否保持镇静。
【词根No.1】
acid, acri, acrid = sour, sharp, 表示“尖，酸，锐利”
【牛津搭配】
noun化合物
• adj
concentrated, strong | dilute, weak | +acid
浓缩的酸；强酸 ｜ 稀释的酸；弱酸
hydrochloric, nitric, sulphuric, etc. + acid
盐酸；硝酸；硫酸等
• verb + acid
produce | neutralize +acid
制酸｜中和酸
eg: You will need a special chemical to neutralize the acid.
你需要一种特定的化学物质来中和这种酸。
illegal drug 毒品
• drop acid 服迷幻药
【例句及词组】
1. adj 酸的
Lemons taste acid. 柠檬味道是酸的。
2. adj 刻薄的
She has an acid tongue. 她嘴很刻薄。
3. acid rain 酸雨
4. acid rock 迷幻摇滚乐
【亲戚词】
acidlyadv. 不悦地, 心地不良地
acidness n. 不悦的样子
【习语】
the acid test (of sth) 决定性的考验
eg: They've always been good friends, but the acid test will come when they have to share a flat.
他们一直是好朋友，可是到两个人必须合住一套公寓时，真正的考验就到了。
【今日小游戏】
1. 把下边的词缀加到词根上，看它组成了什么新词，把答案写到回复里，并写出中文意思
：
acid + ify…化→酸化
acid + ity性质→酸性
acid + ulous有…的→有酸味的
acrid
2. 追加甜点，请找从本帖中找出两个词或词组的英文：
“决定性的考验”、“服迷幻药”
【近义词与反义词】
1. a very juicy fruit with a slightly acid flavour
acidic,
sour, tart, bitter, unsweetened, sharp, biting, acrid, pungent, acerbic, vinegary, vinegarish, acetic, acetous; rare acidulous, acidulated
-opposite(s)反义词: SWEET.
2. She was prone to making acid remarks.
acerbic,
sarcastic, sharp, sardonic, satirical, scathing, cutting, razor-edged; incisive, penetrating, piercing, biting, stinging, searing; keen, caustic, trenchant, mordant, bitter, acrimonious, astringent; harsh, severe, abrasive, wounding, hurtful, unkind, cruel, vitriolic, virulent, venomous, poisonous, waspish, spiteful, vicious, malicious; N. Amer. acerb; informal bitchy, catty; Brit. informal sarky; N. Amer. informal snarky; rare mordacious, acidulous
-opposite(s)反义词: KIND, PLEASANT, COMPLIMENTARY.
3. acid 和 sour 的区别（转）
通常，acid是化学上的那个酸碱的酸
sour是味道的酸 eg.this soup tastes sour.
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