paper cover短语⁷⁸²⁹³ 基本例句 平装 A small bound book or pamphlet, usually having a paper cover. 列举了一系列事物的书本或小册子。 hotdic Punch a hole in the middle of the paper cover where the hole of the spool is. Now your hole should run through the paper, spool, and cardboard without any obstructions. 在纸片棉线轴洞的位置打个洞,这个洞贯穿了纸片、棉线轴和硬纸板,洞内没有其他遮挡物。 yeeyan