a river that rises in northern West Virginia and flows north into Pennsylvania where it joins the Allegheny River at Pittsburgh to form the Ohio River
Monongahela的用法和样例:
例句
用作名词 (n.)
The boat navigated the Monongahela, then followed the Ohio to Cairo, Illinois, where it joins the Mississippi. 该船经过莫农加希拉,然后沿着俄亥俄河行驶到伊利诺伊州的凯罗,在这里它进入密西西比河。