Set in the cabin's walls were four deadlights, windows of biconvex glass that enabled the man at the helm to see in every direction.

叼个装两凸镜片的船窗，缺在舱间的复，守舵人四八方都可。

My helmsman is stationed behind the windows of a pilothouse, which protrudes from the topside of the Nautilus's hull and is fitted with biconvex glass.

领航人是守在一个装有玻璃的笼间里，这笼间在诺第留斯号船身的部突出部分，装有各种凹凸玻璃片，保证他可清楚地航路。