He attributed this to a dilution effect of the herbicide. 他把这归因于除草剂的稀释效应。
Moves to raise new capital at many banks, and the dilution this will cause existing shareholders, also makes it difficult to get a handle on book values. 许多银行都在设法筹集新资金，而这将对现有股票产生稀释效应，这些因素也让帐面价值的问题变得难以把握。
