| 不知 | bu4 zhi1 | unaware |
| 努力 | nu3 li4 | great effort |
| 分配 | fen1 pei4 | to assign |
| 毫不 | hao2 bu4 hao2 bu2 | hardly |
| 难以 | nan2 yi3 | difficult to |
| 克服 | ke4 fu2 | to endure |
| 目录 | mu4 lu4 | list |
| 力学 | li4 xue2 | to study hard |
| 沉重 | chen2 zhong4 | heavy |
| 机车 | ji1 che1 | motocycle |
| 艰苦 | jian1 ku3 | hard |
| 整 | zheng3 | whole |
| 硬化 | ying4 hua4 | sclerosis |