opaquenWiktionary 原文构词拆分opaque词根/词干+-en后缀(no longer productive) Denotes the past participle form when attached to a verb. · (archaic) Denotes a quasi-past participle or participle-like adjective when attached to a noun or verb.词源说明From opaque + -en.释义（英文）动词 Verb(ambitransitive, rare) To make or become opaque.词族派生词（1）opaquener