BPA ( brooks parsimony analysis ) is one of the most popular methods in the study of historical biogeography.BPA ( brooksparsimonyanalysis ) 是历史生物地理学研究的重要分析方法之一,在过去的20年内得以发展和完善....
Some of the older telephones still only accept tokens.一些较老式的电话机仍然只收代币。Coin-operated telephones took 100, 200 and 500 lire coins.投币电话接受100，200和500里拉的硬币。All our rooms have direct dialling telephones.我们所有的房间都有直拨电话。...
It rapidly became apparent that rock'n'roll was a very broad church indeed.摇滚乐实际无所不包，这一点很快就显而易见了。The person may become dizzy for no apparent reason.这类人可能会莫名其妙地感到头晕。The presence of a star is already apparent in ...
Ethylene and trans - dichloroethylene are both inactive in the infra - red in this region.乙烯和反式二氯乙烯在红外光谱的这个区域都无活性.Plasma - polymerization of ethylene gives films of complex, uncertain structure.乙烯的等离子聚合得到复杂的, 无固定结构的薄膜.In...