Tetrahydrocannabinol acetate a colorless odorless marijuana extract was used to lace a cigarette or food substance without detection.Initially the experiments were done on volunteer U.S.是什么意思_Tetrahydrocannabinol acetate a colorless odorless marijuana extract was used to lace a cigarette or food substance without detection.Initially the experiments were done on volunteer U.S.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句