详细解释:【医】 β-葫萝卜素
英语解释：
名词 beta-carotene:
an isomer of carotene that is found in dark green and dark yellow fruits and vegetables详细解释：
be.ta-car.o.tene
n.（名词）One of the isomeric forms of carotene that is widely distributed in nature.β-胡萝卜素：胡萝卜素的异构体之一，广泛存于自然界中