where...
问题描述：
where...
答
whereas conj.
1.既然；有鉴于[用于正式公文]
Whereas the following incidents have occurred.
鉴于下列事实已经发生,…
2.然而,却；反之:
She is slender,whereas he is stout.
她很瘦弱,而他却又粗又壮.