North America造句
For ten years she dwelled among the nomads of
North America.
她在北美游牧民中生活了十年。
North America is connected with South America by the Isthmus of Panama.
巴拿马海峡把北美同南美连接起来.
South America is joined to
North America by a canal.
南美洲和北美洲由一条运河连在一起.