艾治汪惊奇地发现，燕鸥经常在北大西洋可以停留近一个月。 他推测燕鸥可能在这段时间捕捉一些鱼类和小型的甲壳类海洋生物，能量得到充足补充后再动身穿越热带地区。

Egevang was surprised to find that the birds often stop for a month in the open North Atlantic Ocean, probably to "fuel up" on fish and small crustaceans before setting off to cross the tropics.

youdao