下面的句子为什么要用 the eyes?The grey light was hard on the eyes. 光线暗淡对眼睛不利。可以不用定冠词吗?The grey light was hard on eyes.
如何区分 on, in 等是介词还是副词?谢谢!
词典上看到个句子:Despite his six years in politics, he was still regarded by many as the new kid on the block.请问Despite his six years in politics如何理解?这个结构是怎么回事,完全看不懂。