More reactive are the heavier isotopes of hydrogen, deuterium and tritium.更为活跃的是氢的较重同位素, 氘和氚.The substituent is deuterium.取代基是重氢.the nucleus of a deuterium atom氘原子的原子核Deuterium is widely used in the study of reaction mec...
He was struck by a stabbing pain in his midriff.他突然感到腹部一阵剧烈疼痛。Was saying some speak insincerely speech, stabbing pain each other heart.说着一些言不由衷的话, 刺痛彼此的心.She accused her colleagues of bullying and back-stabbing.她指责同事恃强凌弱...
During the 1980s the world's financial systems became more open.在20世纪80年代，世界金融体系变得更加开放。Operating systems can be brought to a halt by a Trojan Horse.操作系统可能会因为木马病毒的攻击而中止。There are an amazing number of commonalities be...
查尔斯从不掩饰他对祖父的景仰。Charles displays unreserved admiration for his grandfather.他因他的骑士风度而受到景仰.He was admired for his chivalry.我对你聪明才智的敬佩不亚于对你为人正直的景仰.My respect for your intelligence is only equalled by my admiration for your i...
That issue is presented starkly and brutally by Bob Graham and David Cairns.那个问题是由鲍勃·格雷厄姆和戴维·凯恩斯严正无情地提出的。Start a trip to Austrilia ( Sydney, Cairns ), It will be a amazing trip!去澳大利亚 ( 悉尼, 凯恩斯 ) 旅行, 今天下午就出发了!Use a map an...