copper的复数形式怎么拼写？

We tried to grow some copper sulphate crystals with our children.我们想跟孩子们一起制作硫酸铜晶体。El Salvador produces 100,000 tons of refined copper annually.萨尔瓦多每年生产10万吨纯铜。He makes decorative vessels in copper, stainless steel and sil...

n.铜，铜币，紫铜色，警察adj.铜制的vt.镀铜...

...a monstrous copper edifice...又大又难看的铜制建筑物As new mines come on stream, Chile's share of world copper output will increase sharply...新矿投产后，智利在世界铜产量中所占的份额将大幅增加。The paper discusses a new method for producing cupric fe...

copper的音标：copper的英式发音音标为：['kɒpə(r)]copper的美式发音音标为：['kɑpə(r)]...

n.太监，宦官...

她看着镜子中自己的映像.She looked at her image in the mirror.颜色条纹会使映像的轮廓模糊不清.Color fringes appear that tend to blur the outlines of images.根据当前的时钟,即将执行映像卸载.Uninstall Images time is in the future according to current clock....

foot的一般过去时为：footed...

Donagan的音标：...

remembers的音标：...

芦荟素从芦荟中提取的一种''.'苦味'.''黄色晶体化合物,用作''.'泻'. ''药.A bitter, yellow crystalline compound obtained from the aloe and used as a laxative....

transect的一般过去时为：transected...

entwist的现在进行时为：entwisting...

ergotized的音标：ergotized的英式发音音标为：['ɜ:ɡəʊtaɪzd]ergotized的美式发音音标为：['ɜɡoʊtaɪzd]...

The plant acts as a sedative in treating neuralgia.这种植物被用作治疗神经痛时的镇静药。He can perform an astonishing variety of acts, including mime and juggling.他能表演好几种令人惊叹的把戏，包括哑剧和玩杂耍。Sean's a fast thinker, and he acts on impulse.肖...

“橹”的拼音为：lǔ...

participate的近义词有：attend, join, participate, take part in,share, participate。下面这些动词或词组均含"参加，加入"的含义：attend ：侧重参加或出席会议或学术活动等。join ：普通用词，指加入党派、团体或游戏活动等。participate ：正式用词，特指参加团体活动，暗示以一个积极的角色参加。take part in ：侧重参加某项群众性、集体性的事业、工...

Synchronizing的音标：Synchronizing的英式发音音标为：['sɪŋkrənaɪzɪŋ]Synchronizing的美式发音音标为：['sɪŋkrənaɪzɪŋ]...

“心碎的”的英语可以翻译为：oken-hearted，brokenhearted，hearted ...

太小的轴衬会造成工具的阻滞和破断.太大的轴衬会造成喇叭口或不圆的孔.Bushings that are too large will result in bellmouthed or out - of - round holes.轴衬是我厂生产的主要产品.Our factory mainly produces axle bushings....