Polyene pigment
[医] 多烯色素
🧩 词语组成解析
n. 聚烯\\n[化] 多烯; 多烯烃
pigment
['pɪgmənt]
n. 颜料，色料;[生]色素;
vt. 给…着色;
vi. 呈现颜色;
🗣️ 情景例句
How do you tie your bow tie?
你怎么打领结的？
Some persons do first, think afterwards, and then repent for ever.
有些人做了再思考，从而悔恨终身。
so she went to fetch the porter from his basement.
于是她到地下室去找看门的人。