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甲烷和丙烷是烷烃。Methane and propane are alkanes.某碳氢化合物已知可能是烯烃或是烷烃.A hydrocarbon was known to be either an alkene or alkane.直链烷烃使机器的 “ 爆震 ” 问题更加严重.The straight - chain alkanes exacerbate the problem of engine " knock "....
2026年06月30日
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格利线虫总科...
2026年06月30日
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散会后,人们成群地涌出来.After the meeting the people poured out in crowds.海鸟成群地从我们头上飞过.Seabirds flocked above our heads.蚊虫成群地环绕着我们飞.The mosquitoes swarmed about us....
2026年06月30日
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The rotation of flagella pushes the bacteria through the water.鞭毛的旋转可以推动细菌在水中行进。Microtubules are also used in the construction of centrioles , basal bodies , cilia and flagella.微管还用于建造中心粒,基体, 纤毛和鞭毛.The length of the flag...
2026年06月30日
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[医] 抗内呼吸素...
2026年06月30日
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His house was the only settled home I had as a child.他的房子是我儿时唯一固定的家。He got his coffee, came back and settled down to listen.他喝了杯咖啡,回来后开始认真听讲。Once its impurities had settled, the oil could be graded.一旦杂质沉淀下去,油就可以分级了。...
2026年06月30日
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autoskeleton的音标:autoskeleton的英式发音音标为:[ɔ:təʊs'kelɪtn]autoskeleton的美式发音音标为:[ɔtoʊs'kelɪtn]...
2026年06月30日
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隔离区域把驯马师 、 骑手、管事与马医同人群分隔开来.Exclusion zones isolated trainers, jockeys , stewards and farriers from the crowd.他把奄奄一息的孩子带去看另外一位医生,那是在把死马当活马医.He was grasping at straws when he took his dying child to another doctor....
2026年06月30日
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a con man who bilked investors out of millions of dollars诈取投资者几百万元的骗子The counselor bilked his clients out of$2 million.那位顾问从他的顾客那里骗取了200万美元。The investment counselor bilked his clients of $ 1.5 million.那个投资顾问从他的顾客那时骗取了150...
2026年06月30日
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精神变态...
2026年06月30日
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蚀变辉长岩...
2026年06月30日
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我特别喜欢用网捕到鱼后再把它放了。I'm quite happy to net a fish and then let it go.他们花了整个下午用网捕蝴蝶.They spent the afternoon netting butterflies.我们用网捕到了三条鱼.We netted three fish....
2026年06月30日
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Other metals have suffered a similar clobbering.其它金属价格亦遭受了同样的痛击.A clobbering now would probably make them more likely to turn to an electable candidate in 2008.因此,现在的失败也许将在2008年重新为他们赢回候选席位....
2026年06月30日
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Confine the use of insecticides to the evening and do not spray plants that are in flower...只在晚间使用杀虫剂,而且不要对正在开花的植物喷药。The US will soon be taking steps to confine the conflict.美国很快就会采取措施限制冲突。It is sad to see a county confi...
2026年06月30日
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contraflow的音标:contraflow的英式发音音标为:['kɒntrəfləʊ]contraflow的美式发音音标为:['kɑntrəfloʊ]...
2026年06月30日