鳍状龙骨的英文:
ballast fin
fin keel
n. 压舱物,压载物;道渣,碎石
v. 给…装压舱物;给…铺道渣
They ballasted the ship.
他们给船只装压舱物。
They ballasted the railroad.
他们给铁路铺道渣。
The ballast placed in the ship can keep the ship steady.
放在船上的压舱物可以保持船的平稳。
n. 鱼鳍;尾翅;散热片;鳍状物
v. 装上翅片;拍动(鳍)
Each fin has a stiff spine.
每一个鱼翅都有一根硬刺。
A surfboard fin sliced the crest of a wave.
冲浪板尾部划破浪尖。
Yes, that is a shark's back fin.
对,那就是鲨鱼背上的鳍。
n. 龙骨
v. (把…)翻转,倾覆
The workers are laying a keel of the ship.
工人正在给那艘船安龙骨。
The intense heat keeled her over.
酷热使她晕倒了。
Something, such as the keel of a ship, that resembles a backbone in appearance or position.
脊骨状物在外观或位置上象脊柱的某些东西,如船的龙骨