加速度和速度都是矢量。Acceleration and velocity are both vectors.我们将用惯性矢量来定义惯性标量.Inertia scalars are defined in terms of quantities called inertia vectors.仅由两个矢量组成的力偶叫作简单力偶.A couple consisting of only two vectors is called a simple...
Chromosomes also determine the sex of animals.染色体也决定动物的性别.Each of four chromosomes divide longitudinally.四种染色体的每一种都沿着纵向分裂.At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes a...
One in five undergraduates cannot write grammatically.有1/5的本科生写作不合语法规则。All undergraduates reading English attend a turtorial group each week.所有攻读英语的本科生每周上一次导师辅导课.This is a course for undergraduates.这是为本科生开的一门课....
Many of his statements were at variance with the facts.他的说法有很多和事实不符。The making of false statements could result in the invalidation of the contract.提供虚假资料可能导致合同失效.His public statements have always been in marked contrast...