水中含量极小的化学成分minute amounts of chemicals in the water这两个词之间在意义上差别是极小的.There is a negligible difference in meaning between these two words.我住在一间极小的茅屋里.I live in a tiny cottage....
这个数据是最初估算的5倍。This figure is five times the original estimate.标准差告诉你估算的不确定性有多高.Standard deviation tells you if the estimate includes a pad.下列各项哪一项不是成本估算的输出?All of the following are outputs of cost estimating EXCEPT?...