calderas的音标？

A series of collapse craters , or calderas, lie at its summit.其顶端有一系列崩塌的火山口, 或称火山臼.The eruptions were associated with the development of a number of giant craters ( calderas ).随着火山爆发形成了多个大火山口 ( 破火山口 )....

n.喷火山口( caldera的名词复数 )...

A new method for determining hydrazide group introduced to polymethyl acrylate resin was established.研究了一种测定聚丙烯酸甲酯上酰肼基团分布的新方法.The instrument can be applied for determining turbidity of sea water, brines and other samples...

Her close relationship with the teacher increased her unpopularity among her schoolmates.她和那位老师的密切关系使她在同学中越发不受欢迎.They argue that the commission should risk courting unpopularity and push on with its legislative programme...

v.录取（学生）入大学( matriculate的现在分词 )，被大学录取...

n.周围，圆周( circumference的名词复数 )...

麻(经)毛(纬)交织物一种用羊毛和棉花或由羊毛和亚麻组成的一种粗织物.A coarse, woven fabric of wool and cotton or of wool and linen....

大街的两旁种着蓝花楹，绽放的花朵汇成一片紫色的海洋。The avenues lined with jacaranda trees burst into a carnival of purple.广场上挤满了人，鹅卵石铺就的街道上满是五颜六色的花朵。The square was packed, and the cobbled streets flowed with coloured petals.这有助于新生发植株的成熟，令其开出繁茂的花...

小麦和燕麦是同科的, 但不同属.Wheat and oats are of the same family, but of different genera.但在其他方面却与同科的其他蜥蜴类相同.In other respects, it was similar to others of the same family.山毛榉树 、 橡树和栗子树属于同科树种.The beeches, oaks and chestnuts all bel...

n.硅铅铁矿...

v.授予，赋予（特性、才能等）( endue的现在分词 )...

微丝蚴血症...

n.奈培（衰减单位，=8。686分贝）...

caroler的复数形式为：carolers...

livened的音标：...

churn的第三人称单数（三单）为：churns...

v.戴以花圈，饰以花圈( engarland的现在分词 )...