Centreboards
(centreboard 的复数) n. 船底中心垂直升降板, 装有升降板的小船
🗣️ 情景例句
He gave them to me to hold on to them
他给我戒指， 要我自己保管，
He that will lie will steal.
说谎者必行窃。
but belongs to the air, travelling it may be six thousand miles to and from its northern nesting home, feeding its flown young as it flies,
在空中十分自如，可以飞行6，000英里，可以飞往北方做窝的老家，再从老家飞回；一边飞一边喂养会飞的雏燕，甚至在顶风时也能在气流中滑翔，似乎气流在帮它前进。