我的意见,是没有一个清晰地答案。
What to do if there really isn a clear solution to the problem? p.如果对问题的解决方案不清楚,应该怎么办?
In a clear solution very tiny cells might grow but not create the density sufficient to make the solution cloudy.非常小的细胞也许能在清澈的溶液中生长,但是,不会产生足以使溶液变混的密度。