四、請翻譯下列英文為中文：
⑴ Unless the policy otherwise provides, where there is a change of voyage, the insurer isdischarged from liability as from the time of change, that is to say, as from the timewhen the determination to change it is manifested; and it is immaterial that the shipmay not in fact have left the course of voyage contemplated by the policy when the lossoccurs.（10 分）