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在线英语词典

基于ECDICT词库，包含77万+单词
preservative pri'zә:vәtiv
TOEFL GRE 柯林斯1⭐
释义
a. 有助于保存的, 有保存力的
n. 预防药, 防腐剂
英文释义
n. a chemical compound that is added to protect against decay or decomposition
s. tending or having the power to preserve
词形变化
复数: preservatives
BNC词频排名: 20,370 | 当代语料库词频排名: 17,163