Aryl substituted polyacetylenes and their derivatives exhibit a lot of novel optical, electric, magnetic properties.
芳
取代聚炔及其衍生物呈
出光电磁等许多新颖的
。
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英语短文 " Carrot skins are rich in fiber, antioxidants like beta-carotene and polyacetylenes, and other beneficial phytonutrients. Beta-carotene, which the body converts to vitamin A, is crucial for maintaining healthy vision, skin, and immunity, " Arsenault said.
“胡萝卜皮富含抗氧化剂（如β-胡萝卜素和多炔类）、纤维以及
他有益的植物营养素。β-胡萝卜素能在人体内转化为维生素A，对于保
视力、皮肤和免疫力至关重要。”
