When it comes to music, I'm a complete ignoramus.说到音乐，我完全是个门外汉。This ignoramus failed to salute me.这个蠢汉看见我不行礼.That guy is more than stupid. He's a dyed - in - the - wool ignoramus.那家伙岂止愚蠢,他简直是彻底无知....
Explain why barium forms peroxide but beryllium does not.解释为什么钡能形成过氧化物而铍则不能。However the toxic properties of beryllium limit its application.然而铍的毒性限制了它的作用.Toxicity problem in manufacturing and storage might be alleviated ...
睡眠可以产生意识丧失,但不丧失痛觉.Sleep produces a loss of consciousness but not a loss of pain.你以为她缺少痛觉的症状能解决你的疼痛?You think her lack of pain is somehow the answer to your pain.内脏高敏感的消化不良患者——痛觉过敏是特异途径还是多途径?Dyspeptic Patients With Viscer...
根和根冠被一鞘 状 结构,即胚根鞘所覆盖.Both root and root cap are covered by a sheath - like structure called the coleorhiza.胚根鞘:保护幼根的鞘状结构.Coleorhiza ( pl . coleorhizae ) The protective sheath surrounding the radicle in grasses....