Since papyrus dries up and crumble, very few documents of ancient Egypt have survived.因草片会干裂成粉末所以古埃及的文件很少保存下来.Canvas stiffens as it dries.帆布干时变硬.Clamp the two pieces of wood together until the glue dries.用夹钳把两块木板夹紧,等胶水干了...
在人类群体中非整倍性是个严重的遗传问题.Aneuploidy in human population is a serious genetic problem.流式细胞计数仪测量细胞非整倍性是测量恶性肿瘤的方法之一.One measure of malignancy is aneuploidy flow cytometry flow cytometry pattern of a breast carcinoma....