Preservative
[ pri'zə:vətiv ]
公共 Public
n. 防腐剂;预防法;防护层;
adj. 防腐的，（能）保存的;储藏的;有保护力的;
📝 例句
Salt is a preservative for meat.
盐是肉类的防腐剂。
This product contains no artificial preservatives.
此产品不含任何人造防腐剂。
Salt is a common food preservative.
盐是一种常用的食物防腐剂。
Clearly aqueous preservative systems must possess a fixation mechanism.
显然，水溶性防腐剂必须有固定的历程。
Remedial treatment must be both eradicant and preservative.
修补处理必须应该是既可预防，又能根治的。
🌱 联想助记
preserve 保护
✅ 同义词
🔤 词根
-serv-表示“服侍”
📖 牛津释义
preservative
adj
(used for) preserving （用来）保护的, 保存的
He painted the posts with a preservative liquid. 他在柱子上涂上了起保护作用的液体.
Salt has a preservative effect on food. 盐对食物有防腐作用. preservative, n [C, U]
(type of) substance usedfor preserving 保护剂; 防腐剂
food free from preservatives不含防腐剂的食品
Alcohol is used as a preservative in certain foods. 酒精用作某些食物的保护剂.
Preservative is usually added to tinned meat. 防腐剂通常加在肉类罐头里.
🔁 扩展释义
*[pri'zә:vәtiv]a. 有助于保存的, 有保存力的n. 预防药, 防腐剂【化】 防腐剂; 保存剂【医】 防腐剂, 保存剂
🌿 同词根单词
📖 同为「GMAT」词汇
查看全部GMAT词汇 ›🗣️ 情景例句
Please sit down.
请坐下。
How long do you watch TV every day?
你每天看多长时间电视？
Before we had time to worry about what might happen, we were back on the plain again.
我们还未来得及担心后果，车已重新开上了平地。