The usual food and drink of a person or animal.
饮食：人或动物的日常的饮食
A slender,elongated,threadlike object or structure.
纤维：一种细长的线状物体或组织
A silvery,moderately hard metallic element that constitutes approximately 3 percent of the earth's crust and is a basic component of most animals and plants.It occurs naturally in limestone,gypsum,and fluorite,and its compounds are used to make plaster,quicklime,Portland cement,and metallurgic and electronic materials.Atomic number 20; atomic weight 40.08; melting point 842 to 848=C; boiling point 1,487=C; specific gravity 1.55; valence 2.See table at element
钙：一种银色的、硬度适中的金属元素,约占地壳中各种无素的百分之三,是多数动物和植物的基本组成物之一.自然存在于石灰石、石膏、氟石以及其它化合物之中,用于制造石膏、生石灰、硅酸盐水泥以及冶金和电子材料.原子序数20；原子量40.08；熔点842到848度；沸点1,487度；比重1.55；化学价2参见 element
calory
[5kAlEri]
n.
=calorie
A sweet crystalline or powdered substance,white when pure,consisting of sucrose obtained mainly from sugar cane and sugar beets and used in many foods,drinks,and medicines to improve their taste.Also called table sugar
糖：一种甜的结晶状或粉末状物质,纯蔗糖是白色的,包括主要从甘蔗、甜菜中提取的蔗糖,用于多种食物、饮料和药物中以改善其味道也作 table suga
