艾伦的脸皱了起来，好像要打喷嚏。Ellen's face wrinkles as if she is about to sneeze.打喷嚏的时候眼睛会闭上。When we sneeze, our eyes close.我们打喷嚏究竟是怎么回事？What exactly happens when we sneeze?...
战斗主要集中在武科瓦尔镇周围。The fighting has been centred around the town of Vucovar.一场更为艰巨的战斗正等待着总统。A much bigger battle is ahead for the president.战斗的每个阶段都进展顺利。Each stage of the battle was carried off flawlessly....
Further imbrication, folding and metasomatism of the ultrabasic rocks occurred at this time.超基性岩的进一步叠瓦作用, 褶曲和交代作用发生于这个时期.CONTINENTAL MANTLE METASOMATISM : A PRECURSORY EVENT OF PLATFORM ACTIVATION?大陆地幔交代作用: 地台活化的先驱事件?The...
Objective : To identify gene mutation in a family with Weber - Cockayne type epidermolysis bullosa simplex ( WC - EBS ).鉴定单纯型大疱性表皮松解症Weber -Cockayne 亚型 一家系中的基因突变位点.Objective : To investigate the clinical features, diagno...
Many insects can perceive colours of the spectrum that are invisible to us.许多昆虫能感觉到光谱中我们所看不见的颜色。Parents fear they might overstep these invisible boundaries.父母担心他们可能会逾越这些无形的界限。The mends were almost invisible.补好的地方几乎看不出来.A...
A competition in which these sleds race against a clock.'逆'.''时针比赛这种雪橇''.'逆'. ''时针方向的比赛.Sleds pulled by dogs are in common use in the Arctic.狗拉的雪橇在北极地区很常用.Luge athletes r...
He recruited another nucleic acid chemist, a young Pakistani, Dr. Rao Sastri.他又找来一名核酸化学家, 叫作拉奥·萨斯特利的年轻的巴基斯坦人.It was clear that the Chinese attached special value to the Pakistani channel.很明显,中国人赋与巴基斯坦渠道以特殊价值.Can apple or...
It remains lunacy to produce yet more coal to add to power stations' stockpiles.煤越产越多，而发电站的煤堆越来越高，这始终是愚蠢的行为。It's sheer lunacy driving in such weather！这样的(糟糕的)天气还开车，真是疯了！'That's lunacy,' he bluste...