Carbon dating provides the archaeologist with a basic chronological framework.碳元素年代测定法给考古学家提供了基本的年代框架.He's an archaeologist and has been on a dig in Crete for the past year.他是位考古学家，过去的一年都在参与克里特岛上的一项考古发掘工作。My uncle i...
I know he is too optimistic but I don't want to depress him.我知道他太过乐观了，但我不想令他灰心丧气。Small doses depress salivary and bronchial secretion and sweating.小剂量可抑制唾液分泌、支气管分泌及出汗.Cannot the person of hematic depress drink chrys...
他和他的舞伴领头跳一种快步舞.He led off with his companion in a sort of quick - step.老女巫也只好跳起快步舞来.So the old witch was forced to dance a jigs.他们看着电视里的快步舞并且试图模仿.They watched jig on TV and tried to imitate....
无论延伸多长，平行线永不相交。Parallel lines will never meet no matter how far extended.大路一直延伸到维泰博，之后右转通向博尔塞纳。The main road continues towards Viterbo before turning right to Bolsena.山势在南边一路下倾延伸至农田。To the south the hills dropped away to...