hydrogen的意思？

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...

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

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...

hydrogen的复数形式为：hydrogens...

labourers的音标：...

pedestrian的音标：pedestrian的英式发音音标为：[pə'destriən]pedestrian的美式发音音标为：[pə'dɛstriən]...

“紧张”的反义词：轻松, 宽裕, 缓和, 松懈, 和缓, 松弛, 兴奋, 镇静, 懈弛, 从容, 放松。...

heterochromia的音标：heterochromia的英式发音音标为：[hetərə'krəʊmɪə]heterochromia的美式发音音标为：[hetərə'kroʊmɪr]...

“新奇的”的拼音为：...

adv.意味深长地，有意图地...

“合拢”的反义词：张开, 分开, 分开。...

cartwheel的复数形式为：cartwheels...

consortium的音标：consortium的英式发音音标为：[kən'sɔ:tiəm]consortium的美式发音音标为：[kən'sɔrtiəm]...

“扰动”的拼音为：rǎo dòng...

The patient convalesced nicely.患者顺利地康复了.After two weeks, I was allowed home, where I convalesced for three months.两周之后，我获准回家，休养了3个月之后逐渐康复。After his operation, Henry convalesced in Milan with Catherine Barkley as his atte...

inaccuracy的音标：inaccuracy的英式发音音标为：[ɪn'ækjərəsɪ]inaccuracy的美式发音音标为：[ɪn'ækjərəsi]...

adj.背部中央的...

“俗话”的拼音为：sú huà...

I wear a headband.我绑头布。Quiet, please , artist in green boots and headband, at work.安静 、 平和, 在工作中穿着绿鞋戴着绿头带的艺术家.You are bidding on the bloomers and headband only.您是竞标的灯笼裤和头带只.Why did you stop wearing the headband last year...