It was a vegetarian and probably snacked on pine needles and ferns.它属于食草动物,可能主要吃松针和蕨类植物.The xylem of ferns and conifers contains only tracheids.蕨类植物和针叶树的木质部仅含有管胞.Blackboys sprouted out of the thick undergrowth of ferns a...
These ferns will grow best in a humid atmosphere.这些蕨类植物在湿热的环境中长得最旺。Ferns, mosses and fungi spread by means of spores.蕨类植物、苔藓和真菌通过孢子传播蔓生。Ferns grow in shady and moist places.羊齿类植物生长在阴暗潮湿的地方....
他拔出匕首转身面向追他的人。He drew his dagger and turned to face his pursuers.她一下子转身面向他，茶水溅了出来都没注意到。She swung around to him, spilling her tea without noticing it.这个团体没能说服他们再版专门面向女性的文学作品。The group wasn'table to interest them in r...
If we had a child, we'd be in really dire straits.假如我们有了小孩，我们会真正陷入困境。The company'sclosure has left many small businessmen in desperate financial straits.该公司的倒闭让很多小商人陷入了经济困境。The company is in dire straits.公司处于极度...
Its returns are insignificantly small compared with the investments.比及投资,它的回报是非常小的.Our budget will only be insignificantly affected by these new cuts.我们的预算只会受到这些新削减的轻微影响....
结论:胃左静脉分流指数是评价食管静脉重度曲张的好指标.Our results suggest that the LGVSI is aDoppler ultrasound parameter in evaluating severity of esophageal varices.目的探讨内源性一氧化氮与肝硬化食道 静脉 曲张的关系及临床意义.Objectives To study the relation of nitric oxide...
White dwarfs provide an important beginning for understanding the material in this chapter.白矮星是掌握本章材料的重要出发点.'Snow White and the Seven Dwarfs', the 1937 Disney classic, has lost none of its original charm...1937...