adj.有争议的；可疑的
For a long time sol-fa is a disputable issue in the solfeggio training. 而视唱在视唱练耳课中又占有中心地位，视唱训练中的唱名法问题一直是一个有争议的话题。
If we are to include that highly disputable clause in the text of the draft are we not to defeat our onw purpose? 如果我们要把那个大有争议的条款写进草案的案文，我们岂不是要挫败我们自己的目的？
adj.无可争辩的；无可置疑的
adj.无可置否的；无疑问的
