plural acids
plural acids
Learner's definition of ACID
1
chemistry : a chemical with a sour taste that forms a salt when mixed with a base酸 [count]
[noncount]
◊ An acid has a pH of less than 7. Very strong acids are able to burn holes in things.
酸的pH值小于7。强酸会在物体上烧出洞— compare 1base 6, ph 2 acid /ˈæsəd/ adjective
Learner's definition of ACID
[more acid; most acid]
1
always used before a noun : of, relating to, or having the qualities of an acid酸的；酸性的 -
He washes his windows with an acid solution of vinegar and water.他用醋和水混合的酸性溶液擦洗窗户。
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an acid [=sour] taste酸味
-
This kind of plant grows well in acid [=acidic] soil.这种植物在酸性土壤中长得好。
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Their pizza gives me acid indigestion. [=a burning feeling in the stomach]他们的比萨饼让我胃酸过多，消化不良。
2
: sharp, strong, and critical in tone尖酸的；尖刻的 — acidity
/əˈsɪdəti/ noun [noncount] -
They measured the acidity of the soil.他们测量了土壤的酸度。
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the acidity [=tartness, sourness] of lemon juice柠檬汁的酸度