弘扬国学 · 传承文化

preservative

英 [prɪ'zɜːvətɪv] 美 [prɪ'zɝvətɪv]

解释

n. 防腐剂；预防法；防护层
adj. 防腐的；有保存力的；有保护性的

※ 提供单词"preservative"的中文意思、发音示范及音标对照，中英文词源、例句和用法等。

中文词源

preservative 防腐剂

来自preserve,保护，保存。引申词义防腐剂。

英文词源

preservative (adj.): late 14c., from Old French preservatif and directly from Medieval Latin praeservativus, from stem of praeservare (see preserve (v.)). The noun is from early 15c., "a preservative medication;" sense of "chemical added to foods to keep them from rotting" is from 1875.

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例句和用法

1. The wood is treated with preservative to prevent decay.: 这块木头用防腐剂处理过以防止腐烂.

2. Make sure the panels are treated with a wood preservative.: 确保镶板用木材防腐剂处理过.

3. New timber should be treated with a preservative.: 新采的圆木应进行防腐处理.

4. Salt is a preservative for meat.: 盐是肉类的防腐剂.

5. Though the panels come pre-treated, they needed a final sealing with two coats of preservative.: 虽然这些镶板运来时经过了预处理，但是还需要涂上两层防腐剂进行最后的密封。