Polystyrene - supported N - benzyl - N - alkyl - aminopyridine was prepared through chloromethylated polystyrene treated with 4 - aminopyridine and alkylation agents.本文以聚苯乙烯氯球为原料,通过与 4- 氨基吡啶及烷基化试剂反应,制成聚苯乙烯支载N - 烷基-N-苄基氨基...

adv.很，十分，特别，极其，离奇地，出奇，倍加...

She has a crusading in her head, which has never so much as flickered.她心中藏着大干一番的烈火, 而且从未象今天这样旺盛地燃烧.They are constantly crusading against drunkenness.他们在不断地提出禁酒.Many women are crusading for their own rights.许多妇女参加了女权运动....

地诺前列素...

An old song kept obtruding upon my consciousness.一首古老的歌不断在我的意识中涌现.I wish she would stop obtruding herself and her opinions upon our peceful gathering.但愿她不再三道四,扰乱我们聚会的安宁....

I must finish the work so my boss will stop hounding me.我必须做完工作,以免老板总是纠缠着我.His creditors were hounding him for money.债主们逼着找他要钱.Newcomers are constantly hounding them for advice.新人总是一刻不停地缠着向他们讨教。...

They were reported to be unloading trucks filled with looted furniture.有人举报说他们正在从满满当当的卡车上卸洗劫来的家具。Dockers started unloading the ship.码头工人开始卸船.The ship is unloading.该船正在卸货....

Can I see your boarding pass?我可以看看您的登机牌 吗 ?Here is your ticket and boarding pass.这是您的机票和登机牌.And here is your boarding pass.这儿是您的登机证....

n.喧闹声vt.喧闹，喋喋不休地说vi.喧闹...

vt.给…盖盖子（lid的现在分词形式）...

All right, you maggots! Get yer sodding tail feathers on the boat!听好, 你们这些蛆! 把你们那些食草、蠢笨的屁股挪到船上去!...

n.小珠饰（尤指花边状网眼边饰），串珠饰，串珠状缘饰，（轮胎的）胎边...

橙皮碱，橙皮甙...

commanding的音标：commanding的英式发音音标为：[kə'mɑ:ndɪŋ]commanding的美式发音音标为：[kə'mændɪŋ]...

v.曲头钉( brad的现在分词 )...

dinginess的音标：dinginess的英式发音音标为：['dɪndʒɪnəs]dinginess的美式发音音标为：['dɪndʒɪnəs]...

Belinda was having difficulty bonding with the baby.贝琳达难以与孩子建立起亲密的关系。Set up ultrasonic wire bonding laboratory.成立超声波电子焊接实验室。A purple intemetallic phase ( called purple plaque ) is commonly found in bonding.键合中常能发现一种紫色的 金...

山梗醇碱...

I'm fed up with your money and your whole condescending attitude.我讨厌你的钱，也受够了你居高临下的态度。They can be a bit condescending.他们可能有点儿架子。He has a condescending attitude towards women.他对女性总是居高临下。...

readings的音标：...

酸蚀法...

humdinger的音标：humdinger的英式发音音标为：[ˌhʌm'dɪŋə(r)]humdinger的美式发音音标为：['hʌm'dɪŋɚ]...

shipbuilding的音标：shipbuilding的英式发音音标为：['ʃɪpbɪldɪŋ]shipbuilding的美式发音音标为：['ʃɪpˌbɪldɪŋ]...

蛔虫目...

exscinding的音标：...

adj.结束的v.结束( conclude的现在分词 )，得出结论，断定，推断出...

n.二甲基联苯胺，联甲苯胺...

...the idea that reading too many books ruins your eyes...读书过多损害眼睛的看法These chilling heroines make Hart's books compulsive reading.这些令人毛骨悚然的女主人公使哈特的书读起来让人爱不释手。Before I'd finished reading it, she snitched my copy...

dine的第三人称单数（三单）为：dines...

Britain is 11th in the team standings.英国在各队排名中位列第11位。After they won the competition, the team ranked first in the standings.取得这场胜利后, 这支球队荣登积分榜榜首.Very long corporation names now display correctly in the EdIt'standing...