!nutrition是可数名词,nutritions中文意思是n. [生物]营养(nutrition 的复数);滋补Some trees have higher nutritional value than others, and some are better for building material, and some are good for both.有些树比其他的更有营养价值,有些更适合做建筑材料,而有些则在这两方面都很优秀。