英语翻译

问题描述:

英语翻译
it was clear that the police was embrassed by the ease with which the criminal ecscaped their custody.
with which the criminal ecscaped their custody.是原因状语从句吗?

it was clear that the police was embarrassed by the ease with which the criminal ecscaped their custody.
翻译如下:显然,警方对于罪犯从他们的监管中轻松逃脱感到非常尴尬.