儿童可能无法将自己的幻想与真实世界区分开来。A child may not differentiate between his imagination and the real world.语言是将人类与动物区分开来的基本特征。Language is something which fundamentally distinguishes humans from animals.必须区分考古学本身和以科学为基础的考古学。A distinc...
Double - buffering is a technique that mitigates the tearing problem somewhat, but not entirely.双倍缓冲一种用来减轻撕裂问题, 虽然不是很完全.Amino acids are weak acids and weak bases, therefore, they are excellent buffering agents.氨基酸是弱酸和弱碱,...
The Cincinnati Reds have levelled the score in the National League play-off against the Pittsburgh Pirates.在国家联盟季后赛中，辛辛那提红人队扳平了与匹兹堡海盗队的比分。We went to downtown Cincinnati today to see the trains.我们去辛辛那提市中心今天看到火车.He worked ...
The degree of recombination is reciprocal in most cases.重新结合的程度在大多数情况下是相互的.The committee recommended that recombination DNA work at Princeton be considered in this same light.委员会建议用同样的观点来考虑在普林斯顿的重组体.ECHO cloning is a rap...