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Both Aldrin and Chlordane are valuable insecticides.是什么意思？

Both Aldrin and Chlordane are valuable insecticides.

艾氏剂和氯丹都是重要的杀虫剂.

相关词汇
both aldrin and chlordane are valuable insecticides

both

adj. 二者，两者都；pron. 二者；adv. 二者，二者都；conj. 不仅…而且…，…和…都；

aldrin

n. 艾氏剂，氯甲桥萘，化合物118，爱耳德林（一种杀虫剂）；

and

conj. 和，与，而且，于是，然后，因此；

chlordane

n. 一种强力杀虫剂；

are

vi. （用于第二人称单复数现在时，第一、三人称复数现在时）是；n. 公亩（等于100平方米）；

valuable

adj. 贵重的，宝贵的，有价值的，可评估的；n. 贵重物品，财宝；

insecticides

n. 杀虫剂( insecticide的名词复数 )；
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