在组装之前，隔板、底座和侧面已开槽以便与背板相嵌。

Prior to assembly, grooves were made in the shelf, base, and sides to accommodate the back panel.

《柯林斯英汉双解大词典》

在容器的闭合状态下，在第一隔板(12,13)的另一侧面(13)和第二隔板(22,23)的第二侧面(23)之间形成有缝隙。

In the closed state of the container, a gap is formed between the other sides (13) of the first wall (12, 13) and the other sides (23) of the second wall (22, 23).

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