There are two types of Asian Carp in the Illinois River - bighead and silver.

VOA: standard.2010.07.20

We would know as a fact that George Washington threw a silver dollar across the Rappahannock River, except that it's impossible.

我们知道乔治华盛顿曾将一枚银币抛过,拉帕汉诺克河,但这明显是不可能的

耶鲁公开课 - 古希腊历史简介课程节选

We would know as a fact that George Washington threw a silver dollar across the Rappahannock River, except that it's impossible.

我们知道乔治华盛顿曾将一枚银币抛过,拉帕汉诺克河,但这明显是不可能的

耶鲁公开课 - 古希腊历史简介课程节选