dibromobutane的意思？

Di - Grignard Reagent and mono Grignard Reagent were prepared using 1, 4 - dibromobutane.以1, 4- 二溴丁烷为原料,分别制备了双格氏试剂和单格氏试剂....

dibromobutane的音标：dibromobutane的英式发音音标为：[daɪbrəʊməʊb'ju:teɪn]dibromobutane的美式发音音标为：[daɪbroʊmoʊb'juteɪn]...

Roland, in the electric - blue uniform, was perturbed.罗兰, 穿着铁青色的制服, 惶惶不安.He apparently was not perturbed by the prospect of a policeman coming to call...显然，对警察可能会上门来访，他并没有表现得很不安。Mother was much perturbed by my illness.母亲...

anetic的音标：anetic的英式发音音标为：[eɪ'netɪk]anetic的美式发音音标为：[eɪ'netɪk]...

Please tick this box if you do not wish to receive such mailings...如果你不想收到此类邮件，请在这个方框里打钩。The seniors organizations sent out mailings to their constituencies.老年人组织向各自的会员寄送了邮件。The owners of the store have stepped up custom...

gliomata的音标：...

mop的一般过去时为：mopped...

Tessa clung fast to Tito's arm in satisfied silence.苔莎满足地默默紧抓着蒂托的胳膊.What do you think that Arnold and Tessa were doing at Lake Turkana?你觉得阿诺德和泰莎在图卡那湖做什麽?Tessa's face began to look as contented as a cherub'...

The children lay down on their stomachs.孩子们趴着躺下。SIDS appears to be somewhat more common among babies who sleep on their stomachs.趴着睡的婴儿似乎患婴儿猝死综合征的几率更高。She could feel his legs against hers, their stomachs touching occasio...

n.狙击，[鸟]鹬，沙锥鸟，烟屁股，香烟头，可鄙的人vt.狙击，打沙锥鸟，中伤，暗害vi.伏击，狙击，猎鸟，诽谤，中伤...

伦纳德在温室里悠然自得地给西红柿绑上撑杆。Leonard pottered round the greenhouse, tying up canes for the tomatoes.其中一人把绑在腰间的一条绳子解下来。One of them unwound a length of rope from around his waist.他将刀插入鞘中，绑在小腿上。He sheathed the knife and strapped it...

n.开幕，开始，空缺的职位，[商]开盘，交易开始时间，（职位的）空缺adj.首次的，开始的v.（打）开( open的现在分词)，开始，睁开，启动...

“闪光弹”的英语可以翻译为：flash light bomb，flashbomb ...

我决定把这张照片水印以下的部分裁掉。I decided to crop the picture just above the water line.在新闻部员工中已经在转发一封电子邮件,呼吁大家自愿裁汰.An e-mail is already circulating amongst news staff calling for voluntary redundancies.该集团已经裁去1万个工作岗位。The group has al...

She was finding it increasingly difficult to get about.她发现出去走动越来越困难了。How did the rumours get about?这些谣言是怎么传开的？Nowadays people get about much more than they used to.现在外出旅行的人们比过去多....

n.思想家...

n.一种气味浓烈的干酪...