a heavy swell

例句：

1. 1. The storm brought a heavyswell to the beach.
   暴风雨带来了巨浪到海滩。
2. 2. The ship was caught ina heavy swell.
   船被巨浪困住了。
3. 3. The waves were building upas the tide approached.
   潮水逼近时波浪正在积聚。