Prove one's (the case) point

(idm.)

demonstrate that one's/the statement, argument, criticism, etc. is true or valid

表明自己的（该）言论、论据、批评等是符合事实的活确有根据的

e.g. He quoted figures to prove his case.

他援引数字以表明自己的说法确有根据。

e.g. She claimed that money had been wasted and our financial difficulties seemed to prove her point.

她断定那笔钱用得不是地方，而我们在经济上遇到的困难却也似乎说明她言之有理。

Xinyi Translation Studio