As a modesty layer, Beth may be wearing a full slip, which would be about knee length.

- 作为一个端庄的人， Beth 可能会穿一条全长的衬裙，长度约为膝盖。

Allie wears a knee length dress with a floral print and contrast collar, which would have been accurate for the period.

- Allie 穿着一条及膝连衣裙，上面有花卉印花和对比色衣领，这在那个时期是准确的。