birch的复数形式怎么拼写？

n.桦树，桦木，（鞭打用的）桦条vt.（用桦条）抽打，鞭挞...

a grove of birch trees白桦树丛We found that birch bark could serve as paper.我们发现桦树皮可以作纸用.They've got a wonderful birch in the back garden.他们在后花园有一棵极好的桦树....

birch的音标：birch的英式发音音标为：[bɜ:tʃ]birch的美式发音音标为：[bɜrtʃ]...

They’ve got a wonderful birch in the back garden.他们在后花园有一棵极好的桦树。The growing birch tree exfoliated excess bark.这正成长的桦树剥落了过剩的树皮.His voice, cold and perfectly enunciated, switched them like a birch branch.他的话口气冰冷,一字一板, 有如给了...

The treatment involves the placement of twenty-two electrodes in the inner ear.这一治疗需要在内耳放置22个电极。The electrodes are immersed in liquid.电极浸没在液体中。Every transistor has at least three electrodes.每个晶体管至少有三个电极....

astrochanite的音标：astrochanite的英式发音音标为：['æstrəʊʃənaɪt]astrochanite的美式发音音标为：['æstroʊʃənaɪt]...

“快要”的拼音为：kuài yào...

The greenhouse effect is well and truly with us.我们完全处于温室效应中。The specific impact of the greenhouse effect is unknowable.温室效应的具体影响无法知道。Carbon dioxide is the largest contributor to the greenhouse effect.二氧化碳太多是道致温室效应的最主要原因....

Roy的音标：...

在荒时期屯积 ( 食物 ) 的人受到了惩罚.People found hoarding ( food ) during the famine were punished.过去很多地方用踅子屯积粮食.In many places , people once used rough - wrought mats to store grain.在饥荒时期屯积的人受到了惩罚.People found hoarding during the fam...

In a global view, SARS forebodes a globalization of infectious diseases and the new ones.从全球化的视野来看, SARS预示着传染病和新兴传染病的全球化....

tenting的音标：tenting的英式发音音标为：['tentɪŋ]tenting的美式发音音标为：['tentɪŋ]...

The slurry capability is the important factor preparation technology of porous bioceramics with controllable macrostructure.浆料的性能是可控多孔生物陶瓷技术的重要影响因素.Mr Balaguer is deploying more soldiers along his country's porous b...

Infrasonic observations of open ocean swells in the Pacific: Deciphering the song of the sea.在太平洋里大洋涌(长浪)次声观测: 译解海地歌曲.She learned her insurance had been canceled by Pacific Mutual Insurance Company.她得知自己的保险已经被太平洋互助保险公司中止...

exodontology的音标：exodontology的英式发音音标为：[eksədɒn'tɒlədʒɪ]exodontology的美式发音音标为：[eksədɒn'tɒlədʒɪ]...

A battle over music royalties threatens a nascent industry.音乐版税之战攸关新兴行业存亡.The royalties enabled the inventor to re-establish himself in business.专利使用费让这位发明家得以再次立足于商界。Payments shall generally be made in the form of royalt...

大草原印第安人文化...

defibrillators的音标：...

这是一种新语言教程的试用版.This is a pilot edition of a new language course.学校正试用新的数学教程.Schools are piloting the new maths course.这一带的学校正试用新的数学教程.Schools in this area are piloting the new maths course....