全部

1·The Panama Canal joins two oceans.

巴拿马运河连通两大洋。

2·You might hope that the columnists of this article can leisurely cross the Panama Canal by steamship.

你或许希望这篇文章的专栏作家能悠闲地坐着轮船穿越巴拿马运河。

3·It was a massive project, easily surpassing the scale of such previous human endeavors as the Panama Canal.

这是一个巨大的工程，很容易就能超越人类先前努力的规模，比如巴拿马运河。