acid
音標(biāo)發(fā)音
- 英式音標(biāo) [??s.?d]
- 美式音標(biāo) [??s.?d]
- 國(guó)際音標(biāo) ['?sid]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- n.酸；酸性物質(zhì)；迷幻葯
- adj.酸的；酸性的；尖酸的
詞源解說(shuō)
- 1620年左右進(jìn)入英語(yǔ)，直接源自法語(yǔ)的acide；最初源自拉丁語(yǔ)的acidus，意爲(wèi)酸，餿。
詞根記憶
- 本身爲(wèi)詞根：酸的
- 酸的
- 本身是詞根，意爲(wèi)“酸”
- ac(酸) + id(…的)→酸的
同根派生
- n性質(zhì)的同根詞
- acidity：酸度；酸性；酸過(guò)多；胃酸過(guò)多。
- vi性質(zhì)的同根詞
- acidify：[化學(xué)]酸化；變酸。
- vt性質(zhì)的同根詞
- acidify：使……成酸；使……酸化。
用法辨析
- acid用作名詞時(shí),基本意思是“酸”,指能被金屬置換出氫而成爲(wèi)鹽的物質(zhì),是不可數(shù)名詞。acid還可表示“酸性物質(zhì)”,作此解時(shí),是可數(shù)名詞。
- 現(xiàn)在在美國(guó)俚語(yǔ)中,常表示致幻毒品麥角酸二乙基醯胺(LSD)。
- acid用作形容詞的基本意思是味道不甜,帶酸味的,酸澁的。常脩飾醋、檸檬或未熟的水果,含有雖酸得厲害,但還可口的意味。
- acid用於比喻可表示“諷刺的”“刻薄的”。
- acid用於化學(xué)、地質(zhì)、冶金術(shù)語(yǔ)作“酸性的”解時(shí)不用於比較等級(jí)。
n. (名詞)
adj. (形容詞)
英漢例句
- Acids produce positively charged hydrogen atoms when dissolved in water.
酸在水中溶解時(shí)可生成帶正電荷的氫原子。 - These plants prefer an acid soil.
這些植物喜歡酸性土壤。 - These oranges are very acid.
這些橘子很酸。
用作名詞 (n.)
用作形容詞 (adj.)
用作定語(yǔ): ～+ n.
用作表語(yǔ): S+be+～
詞組短語(yǔ)
- drop acid 吸迷幻葯
- play the acid on 設(shè)法從…処榨得好処; 對(duì)…施加壓力
- put the acid on 設(shè)法從…処榨得好処; 對(duì)…施加壓力
- try the acid on 設(shè)法從…処榨得好処; 對(duì)…施加壓力
- acetic acid [化]醋酸，乙酸
- corrosive acid 腐蝕性酸
用作名詞 (n.)
動(dòng)詞+～
形容詞+～
英英字典
- (CHEMICAL) any of various usually liquid substances that can react with and sometimes dissolve other materials
- (DRUG) slang for LSD (= an illegal drug that makes people see things that do not exist)
- (CHEMICAL) containing acid, or having similar qualities to an acid
- (UNKIND) used to describe a remark or way of speaking that is cruel or criticizes something in an unkind way
- An acid is a chemical substance, usually a liquid, which contains hydrogen and can react with other substances to form salts. Some acids burn or dissolve other substances that they come into contact with.
- An acid substance contains acid.
- acidity
劍橋英英字典
柯林斯英英字典
專業(yè)釋義
- 酸
This kind of enzyme can endure a definite high temperature, acid, alkali condition.
而且能耐一定的酸、堿和高溫。環(huán)境科學(xué)技術(shù)
- 酸
The concentrations of oxalic acid in summer and autumn were higher than those in spring and winter.
乙二酸的質(zhì)量濃度在夏、鞦季高於春、鼕季。經(jīng)濟(jì)學(xué)
- 酸的
The Adipic acid marketing work in PetroChina Company Limited loses the advantage of sale marketing during the influence of lots of import and Adipic acid factories extension and new construction,as well as economic crisis.
中石油集團(tuán)公司己二酸的營(yíng)銷工作,由於受到大量進(jìn)口己二酸和國(guó)內(nèi)近期己二酸廠家新建、擴(kuò)建以及世界金融危機(jī)的影響,失去了前些年的賣(mài)方市場(chǎng)優(yōu)勢(shì)。生物學(xué)
- 酸
- 酸的
- 酸