同根派生 Beaver State相关词英汉例句用作名词 (n.)And Oregon, "The Beaver State," borrows its nickname from the large, flat-tailed rodent that uses trees to build dams.俄勒冈州，也成为河狸之州，从一种用树木建大坝的大尾巴啮齿动物得来的。Beaver State更多例句