这些材料将会被加工成塑料小球。The material will be processed into plastic pellets.你操纵开关使小球对着墙击去.You control a paddle that hits balls against the wall.小球是用挤压制成的.The sphere is fabricated by compression....
药物分为内服药与外用药两类.Medicines are broadly classed as internal or external ones.很多内服药就是催化反应的产物.Many medicines are products of catalysts.这是内服药. 一天四次,每次两片.This is for internal use. Two tablets, four times a day....
There are wide variations caused by different academic programme structures.不同的教学项目结构造成了巨大的差异。regional variations in pronunciation发音的地区差异The dial records very slight variations in pressure.该刻度盘能显示很微小的压力变化。...