柯林斯詞典seaplane /?si??ple?n/ (seaplanes) 1. N-COUNT A seaplane is a type of aeroplane that can take off from or land on water. 水上飛機(jī) 返回 seaplane劍橋詞典an aircraft that can take off from and land on water 水上飛機(jī) 返回 seaplane