那幅画未能按议定的价格成交, 物主出了4000美元的价钱把它留在自己手中.The painting failed to reach its agreed price, and was bid in at 4000 dollars.如果设备达不到议定的规格质量, 我们将负责调换.If the equipment is not up to the agreed specifications and quality, we will unde...
Like mRNA, both tRNA and rRNA are transcripts of chromosomal DNA.tRNA及rRNA同mRNA一样, 都是染色体DNA的转录产物.As I reread the transcripts at this remove the source of his pleasure is not self - evident.我重温这部分记录时不明白是什么使他高兴.Your transc...
结婚二十年里，他只像样地度过两次假。In twenty years of mar-riage he has only taken two proper vacations.结果是, 许多人一直以来都不能像样地谋生.As a result, many have been unable to a decent living....