我发觉很难教他什么东西。I'd be hard pushed to teach him anything.笨人难教.A stupid fellow is difficult to teach.热力学是很难教的一门课。Thermodynamics is a hard course to teach....

热力学是很难教的一门课。Thermodynamics is a hard course to teach.学券会增加不平等,因为最难教的孩子将会被甩在后面.Vouchers would increase inequality because children who are hardest to teach would be left behind....

“难教”的英语可以翻译为：indocility ...

“难教的”的英语可以翻译为：indocile ...