hydrogen的复数形式怎么写？

hydrogen的音标：hydrogen的英式发音音标为：['haɪdrədʒən]hydrogen的美式发音音标为：['haɪdrədʒən]...

Hydrogen is used extensively in industry for the production of ammonia.氢气在工业上广泛用于制氨。He mobilized public opinion all over the world against hydrogen-bomb tests.他动员全世界的舆论反对氢弹试验。Carbon, hydrogen and oxygen combine chemicall...

n.氢...

General targets have hydrogen peroxide, sodium hypochlorite, potassium permanganate, and so on.一般的氧化剂有过氧化氢 、 次氯酸钠 、 高锰酸钾等.Hydrogen is a corlourless, odourless gas.氢气是一种无色 、 无味的气体.Producing the hydrogen fuel uses the harm...

The body is 90% titanium for ruggedness.为了实现优良的耐用性，主体部分90％采用钛金属制造。The company produces titanium alloy.该公司生产钛合金。The reactions are conveniently studied using a solution of titanium choloride.用氯化钛溶液可以很方便地研究钛的反应....

“黄道”的英语可以翻译为：[天] ecliptic ...

n.顺势疗法医生...

“聚果糖”的英语可以翻译为：fructosan ...

n.布兰奇(f.)...

重要的原则是决不清除贵重硬币上的污垢。The golden rule is never to clean a valuable coin.通过张开的毛孔排出汗液和污垢。Your open pores excrete sweat and dirt.他的衣服沾满了污垢。His clothes were covered in dirt....

“有趣”的反义词：乏味, 无味, 没趣, 枯燥, 无聊。...

n.突变体，突变异种，变种生物，突变adj.突变的，变异的，变异所引起的，经过突变的...

We could all use some good riling now and then, I think.我想, 我们随时都可以化愤怒为力量....

He became so besotted with her that even his children were forgotten.他被她迷得神魂颠倒，连孩子都抛到了九霄云外。He is completely besotted with his new girlfriend.他对他的新女友一片痴心。Her youth and beauty besotted him.她的年轻美貌迷住了他....

n.金盏花属植物...

He had to lop off whole pages of the report.他必须砍除报告的全部页数.We must seek various ways to deve lop the international labor market.我们要寻求多条途径,积极开展国际劳务输出.Entry into CC 1 Control Room is restricted to LOP field operators and LOP...

dahlia的复数形式为：dahlias...

becalmed的音标：becalmed的英式发音音标为：[bɪ'kɑ:md]becalmed的美式发音音标为：[]...

"Do you play chess?" he asked, looking askance at Miguel.“你会下棋吗？”他斜睨着米格尔问道。Great chess players have a reputation for being both eccentric and argumentative.国际象棋大师们以性格怪异和好与人争辩而闻名。One of the prisoners has carved a beautifu...