回複：求助：別人用我的手機打國際長途欠下高額債務，我該怎麽辦？

Small court will be the best solution. Only thing you have to pay is small fee. You don't need a lawyer; just tell the truth to the judge. If he didn't show up, he loss, if show up, the judge will decide.

Be sure don't make up anything, tell the truth.

Good luck.