assignable cause

常见例句

If the answer to question 2 is no, then you should look for the assignable cause instead of tinkering with the limits.
如果答案是否定的，那么第二个问题，你应该找指定的原因而不是限制的。
It is noteworthy in this scenario that the original, thorough laboratory investigation failed to find any assignable cause.
值得注意的是此假想有一个前提，即在初始的完整化验室调查中，并未发现任何可归结原因。
zhuyujiao1972.blog.163.com
If the answer to question 4 is no, then you should again be looking for the assignable cause instead of tinkering with the limits.
如果答案是否定的，那么问题4你应该再找转让原因而不是在极限。