实际要用的项数的多少取决于收敛的快慢程度.The number of terms actually used depends upon the rapidity of the convergence.它的大小表明经济效益水平提高的快慢程度.Its size indicates the speed rate that economic benefits level raises.物体的速度所表示的,只是物体运动的快慢.It is only...
She handed the cigar back to Jason with a self-satisfied smile.她得意地笑着把雪茄给贾森递了回去。He reached into his breast pocket for his cigar case.他把手伸进胸前口袋里拿雪茄烟盒。He paused to stub out the butt of his cigar.他停下来，踩灭了手中的烟头。...