fin keel

常见例句

With it, a hull, fin keel and a rudder, as the three surfaces can be designed.
有了腳本，船殼、鰭龍骨和艇舵就像三種外觀一樣可以被設計出來。
a retractable fin keel used on sailboats to prevent drifting to leeward.
帆船上用於防止曏下風曏漂流的鰭板。
a retractable fin keel used on sailboats to prevent drifting to leeward
帆船上用於防止曏下風曏漂流的鰭板
10.a retractable fin keel used on sailboats to prevent drifting to leeward.
帆船上用於防止曏下風曏漂流的鰭板。
The workers are laying a keel of the ship.
工人正在給那艘船安龍骨。
A feather, wing, fin, or similar appendage.
羽、翼或鰭狀結搆羽、翼、鰭或類似的懸著物