Many forest tree species have multiple archegonia which, after fertilization produce a number of proembryos.许多林木树种都有颈卵器, 受精以后便产生许多原胚.She latched on to his arm, hooking her other arm around a tree.她拽住他的胳膊不放，另一只胳膊抱紧一棵树。The...
He sees himself going right to the top of the tree.他预见自己在同行中将无人可及。He was a huge man, built like an oak tree.他是个大块头，结实得像棵橡树。The driver failed to negotiate a bend and ran into a tree.司机没能顺利拐弯，撞到了树上。...
So the forepart Non - invasive Measurement of Vassal wall become more important.因此,对人体血管壁病变的早期无创检测有着十分重要的临床价值.The fibre breakage generally occurs in the forepart of the card during carding.梳理过程中纤维的断裂主要发生在梳毛机的预梳部位.Methods...
The top three differentials for this patient include hemangioblastoma, astrocytoma, and metastasis.需要鉴别的三大疾病包括血管母细胞瘤, 星形细胞瘤和转移.Objective To investigate finding of cerebella astrocytoma and to improve the diagnosis abilit...