她对他开朗、坚定地一笑，但笑得有点不自然。She gave him a bright, determined smile which seemed unnatural.肉嚼不烂，酱汁黏稠，味道也不自然。The meat was chewy and the sauce was glutinous and tasted artificial.他的笑声好像有点不自然。His laughter seemed a little strained....
这个阶段星云的大小与其质量成反比。The size of the nebula at this stage is inversely proportional to its mass.对暗星云的研究被一种新发现所推进.The investigation of dark nebulas has been facilitated by a new discovery.形成行星状星云的这一图象可能会引起许多异议.Many objections...
Anhydrous nitric acid is dissociated.无水硝酸是电离的.The editor dissociated herself from the views in the article.编者声明那篇文章的观点不代表她的观点。The selected profile and device could not be dissociated.所选的配置文件与设备无法取消关联.The two components o...
云仙山今天一直在向外喷涌火山灰、气体和火山岩。Mount Unzen has been spewing out volcanic ash, gas, and rock today.玄武岩是最普通的火山岩.Basalt is the commonest volcanic rock.火山岩在正常情况下有强的磁化率.Volanic rocks have high susceptibilities under normal conditions...