1. From a heavy gun that was raised, the captain realized that the ship must have been a cruiser. 从捞起的一门大炮来看,船长认为那艘船一定是艘巡洋舰。
2. For Humboldt, the eels raised a welter of questions: "Why didn´t the creature electrocute itself? 对洪堡来说,电鳗带来了一连串的问题:“为什么电鳗自己不会电死?