3D outside A-fin A型三维外翅片
heat conduction through a fin 肋的导热
A la fin 在结束时 ; 在结束
A Tail Fin 一个尾鳍
a plate-fin 板翅式
a dorsal fin 背鳍
Fin A Minimalist Adventure 鳍的极简主义冒险
a plate-fin heat exchanger 板翅式换热器
Without a fin, a shark can no longer swim and slowly dies.
没有鱼鳍,鲨鱼便无法再游泳,并慢慢死去。
Suddenly he felt the light touch of a fin.
就在这时,不知道谁的鱼鳍轻轻地碰了彩虹鱼一下。
One of the recordings is a hip-hop song called "Shark Fin Soup."
VOA: special.2009.06.16
"You paddle out every morning and a sea turtle might be swimming around, birds diving around you, you might even see a shark fin or dolphins and you realize you're just one citizen among all these other species.
VOA: standard.2010.08.04
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