acetate
n. 醋酸盐 [化] 醋酸盐(或酯、根)
发音
词形变化
别名
释义与例句
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1.
Any ester or salt of acetic acid.
醋酸盐
乙酸盐
化学 -
2.
Cellulose acetate.
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3.
A transparent sheet used for overlays, whether of cellulose acetate or (loosely) any macroscopically similar plastic.
Near-synonym: gel
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4.
In full acetate disc: a disc of aluminium covered in a wax used to make demonstration copies of a phonograph record.
Acetates are a relic of the days before cassettes, DAT, and recordable CDs came into widespread use in recording studios. Manufactured from aluminum, and coated in a thin sheet of vinyl, they were produced to allow the concerned parties to hear how a particular version of a recording would sound outside the studio, on their home hi-fi, for example.
词汇关系
相关短语
词源
Formed from the root of Latin acētum (“vinegar”) + -ate, from aceō (“to be sour”). By surface analysis, acet- + -ate.
来源:wiktionary