1. 难读的：idiotic#愚蠢的 | illegible#难读的 | impartial#公平的

2.

2. 模糊不清：hot-metal typesetting machine 铸字机 | illegible 模糊不清 | illustration 插图

3. 难辨认的：illegibility 不清不楚 | illegible 难辨认的 | illegibly 难读地

4. 难以辩认：难倾船Stiff Vessel | 难以辩认Illegible | 内底Inner Bottom

5. illegible：ill; 无法辨认

1. 字迹模糊的;难以辨认的
    Writing that is illegible is so unclear that you cannot read it.

公共查询·英语单词

1. (of handwriting, print, etc.) not legible

    e.g. illegible handwriting