| 释义 |
dark pigments [英] [dɑ:k ˈpɪgmənts] [美] [dɑrk ˈpɪgmənts] [短语] 黑色素 词频排名 47818/55435 学习人数 43 难度等级 1/10 认知比例 50.00% 例句 Birds with higher levels of the dark pigments have stronger immune systems. 黑色素水平较高的鸽子有更强的免疫系统。 Dark pigments molecules were an intrinsic part of the chemical matrix of the birds' feathers. 黑色素分子是鸟类羽毛的化学组成成分中固有的成分。 助记 联想 melanin (人类头发、皮肤、眼镜的)黑色素
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