| 例句 |
Students learn the verbs in order of difficulty.学生按难易程度来学这些动词。The exercises are marked according to their level of difficulty.这些练习题标有难易程度。The cost of any part is inversely proportional to the ease of installation.任何零件的成本都与安装难易程度成反比。The exercises are marked according to their level of difficulty.这些练习题按难易程度标注。The books are graded according to the difficulty of the language.这些书按照语言难易程度分级。 |