covering

a light covering of snow.薄薄的一层雪

covering letter,（附于包裹或信件内用于说明或附言的）附信

covering power,遮盖力

protective covering,保护敷层；防护涂层；保护层

floor covering,地板；楼面覆面层

covering layer,保护层；覆盖层

wall covering,墙面涂料；墙面材料

the outer covering,外面覆盖物

covering machine,包线机

short covering,补进，抛空补回

covering surface,覆盖面

roof covering,屋面覆盖层；覆屋面；屋顶覆盖

body covering,身体外层