I'm a natural pessimist; I usually expect the worst.我是天生的悲观主义者。我总是做最坏的打算。You don't have to be a pessimist to realize that we're in trouble.不是悲观论者也能意识到我们有了麻烦。The man who is a pessimist before forty - eight ...

unmistakable的音标：unmistakable的英式发音音标为：[ˌʌnmɪ'steɪkəbl]unmistakable的美式发音音标为：[ˌʌnmɪ'stekəbəl]...

The president beat his breast and called that deal a mistake.总裁捶胸顿足，称那是个错误的交易。This was a genuine mistake, but it did cause me some worry.这是好心办错事，可是确实让我担心了一阵子。What women mistake as thoughtlessness is often just diffidence...

optimists的音标：...

n.水文地球化学...

n.生物化学，生物化学成份...

optimistic的音标：optimistic的英式发音音标为：[ˌɒptɪ'mɪstɪk]optimistic的美式发音音标为：[ˌɑptɪ'mɪstɪk]...

optimistic的近义词有：optimistic, hopeful。下面这两个形容词均可表示"充满希望的，乐观的"的含义：optimistic：指性格乐观，对未来充满希望，有时抱有不切实际的幻想。hopeful：着重有根据的希望，充满自信。...

And to observe the content of superoxidedismutase ( SOD ) and Malondiadehyde ( MDA ) by actinochemistry way.采用黄嘌呤氧化酶法测定脑组织匀浆SOD活性;采用硫代巴比妥酸法测定脑组织匀浆MDA含量....

chemists的音标：chemists的英式发音音标为：['kemɪsts]chemists的美式发音音标为：['kemɪsts]...

adj.万物有灵论的...

The mistletoe plant is a parasite on trees.槲寄生是寄生于树上的植物.Holly, like ivy and mistletoe, is an evergreen.冬青和常春藤、槲寄生一样，都是常绿植物。Prepare to stand down sectors Redwood, Douglas, Cedar and Mistletoe.各部门准备离开.红木 、 道格拉斯 、 雪松、和槲寄生....

A few days ago, and friends to Euphemistic concern.前几日, 又有朋友来委婉关心.Euphemistic motion, ever - changing flower fan.动作委婉, 扇花多变.Euphemistic Expressions are a frequently used pragmatic strategy of politeness language in the i...

n.薄雾，视线模糊不清，液体喷雾vt.（使）蒙上薄雾，（使）模糊vi.下雾，变模糊...

Methods: Cell culture in serum - free medium , indirect immunofluorescence cytochemistry were used.方法: 采用无血清细胞培养技术, 间接免疫细胞化学染色法.Methods: The technique of serum free cultivation and the methods of immunofluorescence cytoc...

cacomistle的音标：cacomistle的英式发音音标为：['kækəˌmɪsl]cacomistle的美式发音音标为：['kækəˌmɪsəl]...

The poll canvassed the views of almost eighty economists.民意调查征询了将近80位经济学家的意见。While economists are free to theorise, company chairmen are concerned with actualities.经济学家们可自由创建理论，公司总裁们则关心现实情况。The move has won the implacabl...

mistake的第三人称单数（三单）为：mistakes...

iatrochemist的音标：iatrochemist的英式发音音标为：[ɪeɪtrəʊ'kemɪst]iatrochemist的美式发音音标为：[ɪeɪtroʊ'kemɪst]...

According to the characteristics of element abiochemistry, the author concludes some methods of teaching on it.针对元素无机化学教学内容的特点, 介绍了在组织元素无机化学的教学过程中的几点做法和体会....

alarmist的音标：alarmist的英式发音音标为：[ə'lɑ:mɪst]alarmist的美式发音音标为：[ə'lɑrmɪst]...

She worked as a research chemist.她曾经是化学研究员。Chemist stores upped sales by 63 percent.药店销量增加了63％。There's a chemist's shop not a hundred miles from Dumfries.这儿有一家离邓费利斯不远的药店....

Her specialty is biochemistry.她的专业是生物化学.There are two main types of uses of radioactive isotopes in biochemistry.在生物化学中,放射性同位素主要有两方面的应用.She studies biochemistry, or the science of life.她学生物化学, 也就是生命科学....

adj.悲观的，厌世的，悲观主义的...

mistake的反义词有：take, recognize, take。vt.mistake的反义词（误解;估计错）：take, recognize。mistake的反义词（其他释义）：take。...

mistime的音标：mistime的英式发音音标为：[ˌmɪs'taɪm]mistime的美式发音音标为：[ˌmɪs'taɪm]...

mistrust的现在进行时为：mistrusting...

The Oxford Chemistry Primers aim to cover important topics in organic chemistry.《牛津化学初级读本》丛书旨在论述有机化学中的重要问题。He is more highly educated, with a PhD in Chemistry.他受过更高的教育，拥有化学博士学位。I wasn't too keen on physics and chemi...

n.私立学校的女校长( headmistress的名词复数 )...

iatrochemistry的音标：iatrochemistry的英式发音音标为：[aɪˌætrə'kemɪstrɪ]iatrochemistry的美式发音音标为：[aɪˌætrə'kemɪstrɪ]...