They discover that the new teacher is a martinet.他们发现新来的老师非常严格.Our dean is an understanding counselor, not a martinet.我们的教务长是一位善解人意的好顾问, 而非厉行严格纪律者.Thomson , A . J . and A . V. Martinet . 1986 . A Practical English Gramma...
一般来说, 低分化的肿瘤更富于侵袭力.In general, neoplasms with less differentiation are more aggressive.目的 观察转入野生型PTEN基因 的胶质瘤细胞体外侵袭力改变,探索PTEN基因对胶质瘤细胞影响方式.ObjectiveTo study the effects of wild - type PTEN gene on the invasion ability of g...