concentrations的音标

In heavy concentrations, ozone is irritating to the eyes, nose and throat.高浓度的臭氧会对眼睛、鼻子和咽喉有刺激作用。Large concentrations of capital were in the hands of merchants.大量资本集中在商人手里.The latest data showed that global ozone concentr...

Barium is found in some oilfield brines in concentrations greater than 100 mg / litre.在有些油田卤水中,钡的浓度大于100毫克/升.At lower concentrations they may even be stimulants of cell division.在浓度较低时,它们甚至能促进细胞分裂.Methods Three different...

n.集中( concentration的名词复数 )，专心，关注，浓度...

北极冻原是指北极点周边的地区,是世界最高的地方.The arctic tundra is at the top of the world around the North Pole.冻原天鹅的北美洲亚种,以其柔和的鸣叫著名.North American subspecies of tundra swan having a soft whistling note.由永久冻土组成的北极冻原正在逐渐融化.Permafrost - the fr...

将真数形象化的最方便的途径是通过数轴.One convenient way to visualize the real numbers is by the way of a number line....

“忧虑”的近义词/同义词：担心, 担忧, 忧愁, 忧郁, 苦恼, 哀愁, 忧闷, 忧伤, 焦急, 焦灼, 着急, 焦虑, 顾虑, 顾忌, 挂念, 操心。...

inhabit的音标：inhabit的英式发音音标为：[ɪn'hæbɪt]inhabit的美式发音音标为：[ɪn'hæbɪt]...

“常识”的拼音为：cháng shí...

adv.轻蔑地，藐视地，倨傲地...

n.堡垒，要塞( fortress的名词复数 )...

You can pay much less for laptops and desktops from competitors like Dell and Hewlett - Packard.戴尔(Dell) 和 惠普 (Hewlett-Packard)等竞争对手的同级别台式和笔记本电脑价格要低得多.I asked Dave Packard if it was feasible to proceed in this manner.我问戴...

“职位高”的英语可以翻译为：[法] seniority ...

蒸汽和水力可用来发电.Steam and water power are used for the generation of electricity.在19世纪人们大规模使用水力来发电.In the 19 th century waterpower was widely utilized to generate electricity.这里正筹划建设一座水力发电站.Plans are being drawn up to build a...

海葵正铁血红素...

splenetic的音标：splenetic的英式发音音标为：[splə'netɪk]splenetic的美式发音音标为：[splɪ'nɛtɪk]...

“优美的”的英语可以翻译为：fine，graceful，dainty，dulcet，exquisite ...

be fond of的音标：be fond of的英式发音音标为：[bi: fɒnd ɔv]be fond of的美式发音音标为：[bi fɑːnd ʌv]...

咨询委员会以前未评价过除颤器电极导线修正所引起的风险.The risk of lead revision responselead advisory has not been determined previously.目的评价埋藏式心脏复律除颤器 ( ICD ) 的治疗作用.Objective To assess the antiarrhythmic effect of implantable Cardioverter defibri...