
acid
词源
源自拉丁语 'acidus',意为'酸的',与'acere'(变酸)相关。17世纪进入英语,最初仅用于描述味道,后扩展至化学领域。
noun
❶ 酸,一种化学物质,通常具有腐蚀性,能与碱反应生成盐和水。
“Vinegar contains acetic acid.”
(醋中含有乙酸。)
“The scientist tested the liquid for acid.”
(科学家检测了液体中的酸性物质。)
❶ 俚语中指迷幻药,如LSD,能导致幻觉和感知变化。
“He had a bad trip after taking acid.”
(他服用迷幻药后经历了糟糕的幻觉体验。)
“In the 1960s, some musicians experimented with acid.”
(20世纪60年代,一些音乐人尝试使用迷幻药。)
adjective
❶ 酸性的,具有酸的特质,如味道酸或化学性质呈酸性。
“The acid taste of the lemon made her pucker her lips.”
(柠檬的酸味让她噘起了嘴。)
“The soil in this area is too acid for most plants.”
(这个地区的土壤对大多数植物来说酸性太强。)
❶ 尖刻的,讽刺的,指言辞或态度尖锐且带有伤害性。
“His acid comments made everyone uncomfortable.”
(他尖刻的评论让每个人都感到不舒服。)
“She has an acid wit that can be quite cutting.”
(她有一种相当尖锐的讽刺智慧。)
常见短语
acid test — 严峻考验,指能够真正检验某事物价值或真实性的决定性测试。
“The championship will be the acid test for the team's abilities.”
(这次锦标赛将是检验该队能力的严峻考验。)
acid rain — 酸雨,指因大气污染导致pH值低于正常水平的降水,对环境有害。
“Acid rain has damaged many historical monuments.”
(酸雨已经损害了许多历史古迹。)