FAQs About the word precursor

前兆

a substance from which another substance is formed (especially by a metabolic reaction), a person who goes before or announces the coming of another, something

天使,先驱,先兆,信使,标记,症状,前辈,前味,前导警卫,广告商

副产品,导数,后裔,后裔,增殖,女儿,分支,儿子,分拆

precordium => 心前区, precordial => 心前, precooled => 预冷, precooked => 预煮的, precook => 预煮,