Hydrogen is a one - valence element.氢是一价的元素.Valence is a sleepy little town just south of Lyon.瓦朗斯是里昂南面一座寂静的小镇。Every element tends to satisfy both its primary and secondary valence.每一元素倾向于既满足它的主价又要满足它的副价....
Halogen atoms contain seven electrons in their valence shell.卤原子在它们的介电子层含有七个电子.Hydrogen is a one - valence element.氢是一价的元素.Evaluate the evenhanded affirms valence can reflect investment both sides more, justice.评估确认价更能体现...
The honeysuckle was streaming scent.忍冬花放出香气.In my garden there are roses and two kinds of honeysuckle.在我的花园里有玫瑰和两种金银花.Ingredients: pure olive essential oil, gingko extract, liquorice essence, honeysuckle, chamomile etc.成...
这种物质很容易由甲醛和肼反应而得到.The material is readily prepared by reaction of formaldehyde and hydrazine.甲醛能慢慢使多种病毒失去活性.Formaldehyde slowly inactivates many viruses.二氧化硫和甲醛都可产生刺激.Sulfur dioxide and formaldehyde both produce irritati...
He winced inwardly at her harsh tone.她那严厉的语气令他胆寒。"Shh!" Sunny winced.“嘘！”森尼皱眉蹙额地说。She winced at their infelicities and at the clumsy way they talked.他对他们的不当言谈(指比喻、措辞不当)和拙劣的说话方式皱眉头.She always winced when he recurred to th...
Plunder is the very nature of imperialism.帝国主义的本性就是掠夺.The thieves hid their plunder in the cave.贼把赃物藏在山洞里.The invaders plunder at no allowance.侵略者大肆掠夺....
There is a certain poignancy about Eric.埃里克的身上有一种哀伤。The film contains moments of almost unbearable poignancy.电影中有几段几乎让人辛酸得不忍目睹。As she sat in church her face had a pathos and poignancy.当她坐在教堂里时,脸上带着一种哀婉和辛辣的表情....
And, across the world, ships were sliding out of Black Sea harbors.在世界的那一边, 船只正在偷偷地溜出黑海港口.It harbors huge reserves of capital in the insurance companies of Hartford.它有哈特福德的保险公司的庞大的储备资金.This island is surrounded by many s...
Take a hundred and twenty values and calculate the mean.取120个值计算平均数。From this you can calculate the total mass in the Galaxy.由此你可以算出银河系的总质量。Use the formula to calculate the volume of the container.用公式计算容器的容积。...