Thirteen per cent of Christie's coin and banknote auction went unsold.佳士得13%的硬币和纸币拍卖流拍。I put the coin in the machine and pulled the lever.我把硬币投入机器，拉动控制杆。The golden rule is never to clean a valuable coin.重要的原则是决不清除贵重...
对偶体彼此相连于称为着丝粒的缩小的区域.The duplicates are attached to each other at a constricted region called the centromere.随着染色体的复制, 着丝粒始终连接着形成的两个染色单体.Following the replication of chromosomes, resultant chromatids remain attached at th...
He is incoherent, delusional, suffering auditory hallucinations.他出现无逻辑的, 妄想的, 幻听的症状.As with incoherent light one then adds irradiances rather than amplitudes.就和非相干光的情况一样,这时是将辐照度相加而不是把振幅相加.As the evening progressed, he be...
He had a large parcel under his left arm.他左胳膊下夹着一个大包裹。The colon, or large intestine, distends and fills with gas.结肠，或大肠，因充满气体而膨胀。Go and get me a large brandy...去给我拿一大杯白兰地来。Frank took a large ring of keys from his pocket....