Hence, you see, my double deduction that you had been out in vile weather, and that you had a particularly malignant boot-slitting specimen of the London slavey.

因此，你，得出这样双重推断，认为你曾经在恶劣天气中出去过，以及你穿皮靴上出现看裂痕是伦敦年轻而没有经验女佣人干。