a. 第三的, 第三位的, 第三产业的
n. 第三修道会会员, 第三纪
【化】 叔(指CH-3...C(CH-3)-2-型支链烃基或指三元胺及R-3COH型的醇)
第三的; 三代的(指无机盐)
【医】 第三期的, 第三的

tertiary mycelium tertiary coil tertiary treatment tertiary industry tertiary vein tertiary study tertiary substation tertiary hydrogen tertiary lamella tertiary circulation tertiary spiral tertiary leucine tertiary winding tertiary prevention tertiary response tertiary beam tertiary clone tertiary flotation tertiary risks tertiary bark