1 ผลลัพธ์ สำหรับ *provitamin a*
หรือค้นหา: provitamin a, -provitamin a-

WordNet (3.0)
provitamin a(n) an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver, Syn. carotin, carotene

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