lactone

常见例句

用作名詞 (n.)

• This is the large ring lactone class antibiotic.
  本品爲大環內酯類抗生素。
• Study on Extraction and Separation of Lactone for Coix Lachrymajobi L.
  薏苡內酯的提取及分離純化條件的研究。
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