将来完成时；将来完成式the form of a verb that expresses an action completed before a particular point in the future, formed in English withwill have orshall have and the past participle
n.
1.
将来完成时
un.
1.
【语法】未来完成式
n.
1.
theformofaverbexpressingacompletedactioninthefuture, as "willhavefinished" doesinthesentence "Theywillhavefinishedbytomorrow"