音标：['læktәun] ；

n. [化] 内酯

n. One of a series of organic compounds, regarded as
anhydrides of certain hydroxy acids. In general, they are colorless
liquids, having a weak aromatic odor. They are so called because the
typical lactone is derived from lactic acid.

词型变化：名词复数形式 : lactones

lactone的用法和样例：

例句

用作名词(n.)

This is the large ring lactone class antibiotic.本品为大环内酯类抗生素。
Study on Extraction and Separation of Lactone for Coix Lachrymajobi L.薏苡内酯的提取及分离纯化条件的研究。

词汇搭配

azulene lactone[化] ┤内酯
aliphatic lactone脂族内脂
enol-lactone hydrolase烯醇-内酯水解酶...
enol lactone烯醇内酯
angelica lactone当归内酯
carpesia lactone鹤虱内酯
gluconic lactone葡萄糖酸内酯...
lactone isomerism内酯异构现象...
lactone process内酯法
cyclic lactone环内酯
glucuronic acid lactone葡萄糖醛酸内酯, 肝...

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