n.二溴丁酮...

By now the students seemed to be cottoning on.学生们忽然明白了什么.He seems to be very slow cottoning to the significance of the new method.他似乎对新方法的重要意义迟迟不能理解.Still, last year's figures may be a sign that Europe is cottoning ...

阿特拉通莠去通除草剂...

dyspeptone的音标：dyspeptone的英式发音音标为：[dɪs'peptəʊn]dyspeptone的美式发音音标为：[dɪs'peptoʊn]...

Eye-witnesses claimed Mr Melton whipped the horse up to 16 times.目击证人称梅尔顿先生抽打了这匹马16鞭之多。...

The redelimited Jiapigou gold - concentrated area is composed of Archean granitoid - greenstone belts and high grade metamorphism areas.重新界定的夹皮沟金矿集中区包括了太古宙花岗 - 绿岩带和高级变质区两个组成部分.Evidence from isotopic dating suggests that ...

Hailstones of abuse were pelting him.阵阵辱骂冰雹般地向他袭来....a shower of hailstones.一阵雹子Hailstones pelted the tent.冰雹不断地砸在帐篷上.Hailstones damaged crops and even killed farm animals.冰雹毁坏了农作物,甚至打死了牲畜....

[化] 阿那孕酮...

n.脐...

chitonitis的音标：chitonitis的英式发音音标为：[kaɪtə'naɪtɪs]chitonitis的美式发音音标为：[kaɪtə'naɪtɪs]...

plankton的音标：plankton的英式发音音标为：['plæŋktən]plankton的美式发音音标为：['plæŋktən]...

n.[地名]华盛顿，[英格兰人姓氏]华盛顿，来源于古英语人名Wassa+古英语，含义是“居留地”(settlement)...

keystone的复数形式为：keystones...

atonement的音标：atonement的英式发音音标为：[ə'təʊnmənt]atonement的美式发音音标为：[ə'tonmənt]...

Bolton的音标：Bolton的英式发音音标为：['bəʊltən]Bolton的美式发音音标为：['boʊltən]...

Amy realized that she had eaten nothing since leaving Bruton Street, and she was ravenous.埃米意识到自己从离开布鲁顿大街之后什么东西都没吃，她饿极了。...

Chris acted astonished as he examined the note...克里斯检查记录时故作震惊状。Her father's sudden death astonished her.父亲突然逝世使她大为震惊。He was astonished at the high gold content in the 340 million-year-old rock.他对这块有3.4亿年历史的岩石的高含金量大为...

His mother leaned forward and spoke to him in urgent undertones.他母亲身子前倾，小声而急切地跟他说话。Well-dressed clients were talking in polite undertones as they ate.衣着光鲜的顾客们边吃边斯文地低声聊着天。The couple at the next table were speaking in unde...

meroplankton的音标：meroplankton的英式发音音标为：[merə'plæŋktən]meroplankton的美式发音音标为：[ˌmerə'plæŋktən]...

intoned的音标：...

vt.& vi.吟诵，吟咏，给…一种特殊音调，发出拖长的声音...

42 As the touchstone tries gold, so gold tries man.42试金石试金, 黄金试人.A man’s deed is the touchstone of his greatness or littleness.行动是一个人伟大或者渺小的试金石。Job security has become the touchstone of a good job for many employees.工作稳定...

n.组蛋白...

A proton is an elementary particle of matter.质子是物质的基本粒子。An electron has a negative charge, a proton has a positive charge.电子带负电荷, 质子带正电荷.The hydrated proton has been included in the calculations as one ion.水合质子作为一种离子包括在计...

catelectrotonus的音标：catelectrotonus的英式发音音标为：[kætɪlek'trɒtənəs]catelectrotonus的美式发音音标为：[kætɪlek'trɒtənəs]...

intertonguing的音标：intertonguing的英式发音音标为：[ɪntɜ:r'tʌɡɪŋ]intertonguing的美式发音音标为：[ɪntɜr'tʌɡɪŋ]...

The President's trip to Washington this week seems to have been worthwhile.总统本周的华盛顿之行看来是有价值的。The psychological effects on the United States were immense and in Washington the wounds have still not fully healed.对美国造成...

Entoniscidae的音标：...

n.氨基酮，氨基酮类...

ashstone的音标：ashstone的英式发音音标为：['æʃɪztəʊn]ashstone的美式发音音标为：['æʃɪztoʊn]...