一线性空间的每一基底包含同样数目的向量.Every basis of a linear space contains the same number of vectors.向量是无用的幸存物或四元数的无价值的支流.Vector is a useless survival, or offshoot from quaternions.向量Z称为系统的状态向量.The vector Z is known as the state vector...
Nearly 60% of our bookings come from repeat business and personal recommendation.我们近60%的订单来自于回头客和熟人介绍。As discounts kicked in, bookings for immediate travel rose by 15%.由于开始实行打折，近期旅行的预订量上升了15%。The hospital may restrict bo...
Learning is an ornament in prosperity, a refuge in adversity, and a provision in old age.学问在得意时是装饰品，失意时是庇护所，年老时是供应品。Their friendship was forged by sharing adversity.他们的友谊是由于共患难而结成的。A friend is best found in adversity=A f...
One felt that he had kept himself unspotted from the world.旁人会感到他没被世俗污染.He was able to get into the building unspotted and unsuspected.他能清白、不受怀疑地走入大楼....