“龙骨”造句

每次龙骨触地的时候你都能感受到船体所受的压力。
You sense the stresses in the hull each time the keel meets the ground.

这船的龙骨是钢制的.
The keel of the boat was made of steel.

船壳由龙骨向外弯曲至甲板处.
The sides of a ship flare from the keel to the deck.