Using benzene as internal standard, the calibration factors of derivative of aldehydes 2,4 - dinitrophenylhydrazine ( DNPH ) were measured.将醛类物质与2, 4- 二硝基苯肼 ( DNPH ) 的衍生反应液直接进样,以苯为内标物,测定了甲醛 、 乙醛等醛类物质DNPH衍生物的校正因子....

unyielding的音标：unyielding的英式发音音标为：[ʌn'ji:ldɪŋ]unyielding的美式发音音标为：[ʌn'jildɪŋ]...

Prices range from $119 to $199, depending on the particular configuration.价格因具体配置而异，从119美元至199美元不等。I tend to have a different answer, depending on the family.根据家庭的不同，我往往会给出不同的答案。The treatment regime may vary widely depen...

budding的音标：budding的英式发音音标为：['bʌdɪŋ]budding的美式发音音标为：['bʌdɪŋ]...

incarnadines的音标：...

2,500 small businesses were folding each week.每周有2,500家小企业关张。In banquet halls folding partitions are very popular.在宴会大厅中可折叠的隔板很普遍.She began folding up her embroidery.她开始将她的刺绣品折叠起来....

Everything is crowding in on me.所有事一齐涌上我的心头。They're crowding me with their unreasonable demands.他们用无理的要求催逼我.More and more TV and radio stations are crowding the airwaves.愈来愈多的电视台和广播电台使无线电波段愈来愈拥挤。He discerned a small...

adj.（医生）主治的v.参加( attend的现在分词 )，注意，听，照顾，[常用被动语态]（作为结果、情况）伴随...

Improved injector nozzles seal off better to keep the process leak - free and the molding operation dry.改进了的注射喷头密封更好从而杜绝了泄露的问题保持注射过程的干燥整洁.The blow molding machine consists a rotary blow - station device, an infeed and an...

Attacking this candidate in Boston is like bearding the lion in his den.在波士顿攻击这位候选人,真好比是在太岁头上动土....

acetylsulfapyridine的音标：acetylsulfapyridine的英式发音音标为：[æsɪtɪlsʌlfə'pɪraɪdaɪn]acetylsulfapyridine的美式发音音标为：[æsɪtɪlsʌlfə'pɪraɪdaɪn]...

Centronellidina的音标：...

adj.冷峻的，令人生畏的v.禁止( forbid的现在分词 )，妨碍，阻碍，阻止...

adj.漂亮的vt.装饰打扮n.丁克一族(Double Incomes No Kids)，指双薪但无孩子的家庭。...

Scandinavia的音标：Scandinavia的英式发音音标为：[ˌskændɪ'neɪviə]Scandinavia的美式发音音标为：[ˌskændə'nevɪə]...

n.捕鸟，玩鸟...

impending的音标：impending的英式发音音标为：[ɪm'pendɪŋ]impending的美式发音音标为：[]...

herding的音标：herding的英式发音音标为：['hɜ:dɪŋ]herding的美式发音音标为：['hɜdɪŋ]...

I saw the motorcycle skidding and its rider spilling in dust.我看到摩托车打滑,骑车人跌落在地.All the wheels of the truck were tied up with iron chains to avoid skidding on the ice road.大卡车的所有轮子上都捆上了铁链,以防止在结冰的路面上打滑.The three of us set o...

Flashing warning signs, huge advertising hoardings and Christmas decorations were also said to be major distractions.闪动的警告标志 、 型广告看板以及圣诞节日装饰,也会使人分心.Mr Bloom stood at the corner, his eyes wandering over the multicoloured ...

n.泛滥，[化]溢流，[医]血崩，产后出血v.淹没(flood的现在分词)，充满，溢出...

He didn't mention your name but I was sure he was alluding to you.他没提你的名字,但是我确信他是暗指你的.But in fact I was alluding to my physical deficiencies.可我实在是为自己的容貌寒心.We looked at each other wondering who he was alluding to.我们相...

v.侵入，侵略( invade的现在分词 )，涌入，侵袭，侵犯...

hadicidin的音标：hadicidin的英式发音音标为：[hædɪ'saɪdɪn]hadicidin的美式发音音标为：[hædɪ'saɪdɪn]...

Dinitrophenol, when applied to the leaf, reduced sucrose transport.当二硝基酚施于叶子时, 减少了蔗糖的的运输.The second order nonlinear optical material, 2,4 dinitrophenol ( DNP ) was synthesized.合成了二阶非线性光学材料2, 4-二硝基苯酚 ( DNP),测试了其二次谐波产生(SHG...

sanding的音标：sanding的英式发音音标为：['sændɪŋ]sanding的美式发音音标为：['sændɪŋ]...

methylpyridine的音标：methylpyridine的英式发音音标为：[meθɪlpɪ'raɪdaɪn]methylpyridine的美式发音音标为：[meθɪlpɪ'raɪdaɪn]...

bicifadine的音标：bicifadine的英式发音音标为：[bɪsɪ'feɪdɪn]bicifadine的美式发音音标为：[bɪsɪ'feɪdɪn]...

n.孵卵adj.郁闷的，沉思的，徘徊不去的v.孵蛋(brood的现在分词)，沉思...

brobdingnagian的音标：brobdingnagian的英式发音音标为：[ˌbrɒbdɪŋ'nægɪən]brobdingnagian的美式发音音标为：[]...