“难度”用英语怎么说？

爱乐乐团精彩演绎了这首高难度乐曲。The Philharmonia played this staggeringly difficult music superlatively well.采访政治家可能并不是什么高难度的事，但的确很重要。Interviewing politicians may not be rocket science, but it does matter.她的嗓音擅长演绎有难度的歌曲。Hers is the kin...

“难度”的拼音为：nán dù...