as god is my witness.上帝作证.这里as的用法,谁能解释下.

as god is my witness.上帝作证.这里as的用法,谁能解释下.
as god is my witness.上帝作证.这里as的用法,谁能解释下.

as god is my witness.上帝作证.这里as的用法,谁能解释下.
连词,应该是“随着”的意思.固定用法其实不必深究