thinned v. （使）变稀薄, （使）变稀少, （使）变细( thin的过去式和过去分词 ) 释义与例句 v. 1. simple past and past participle of thin 相关短语 thinned out thinned down thinned up thinned the herd thin out 使稀薄, 使稀疏 thin the herd thin up thin down 变薄,变瘦,变细,变稀