The motivation of sperm donors varies.捐精者的动机各不相同.Policing of business courses varies widely.对商业行为的监管差别很大。The degree of concavity varies between species as does the size.凹度因物种而异,大小也各不相同.The potential of hydroelectricity o...
The theory of relativity originates with Albert Einstein.相对论是爱因斯坦创立的.The sympathetic nerve distributing cerebral vessels originates from the cervical sympathetic ganglia.支配脑血管的交感神经起源于颈交感神经节.All knowledge originates from ...
He procrastinated the matter until it was almost too late.他把事情耽搁了,最终太迟了.She procrastinated her return on varions pretexts.她以多种借口推迟归程.She procrastinated her return.她拖延了归期.He procrastinated until it was too late to do anyt...