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
What time would you like to receive the call?
您想何时叫您？
To hear a hundred times is not so good as to see once.
百闻不如一见。
Why, you may wonder, should spiders be our friends?
你可能会觉得奇怪， 蜘蛛怎么会是我们的朋友呢？