principled
adj (esp in compounds 尤用以构成复合词) based on or having (esp good) principles (principle 2) of behaviour 依据或有（尤指良好的）行为准则的; 按原则的; 有原则性的
a (high-)principled man 品格高尚的人
low-principled behaviour 品格低下的行为
I have no principled objection to it, ie no objection based on moral scruples. 从道德上来说, 我并不反对此事.