1.
The keel of the boat was made of steel.
这船的龙骨是钢制的。
2.
The keel of the ship has been laid.
船的龙骨已经安好了。
3.
The first range or strake of planks laid next to a ship's keel.
龙骨翼板靠近船的龙骨的第一排厚板或船侧板
4.
A structure, such as the breastbone of a bird, that resembles a ship's keel in function or shape.
龙骨脊一种在功能或形状上象船的龙骨的结构，如鸟的胸骨
5.
At right angles to the keel of a ship.
正舷方与船的龙骨成直角
6.
To arch upward in the middle. Used of a ship's keel.
中部拱起。用于指船的龙骨
7.
The swimmer caught on to the back of the boat
游泳人贴到(或抓住)了船的龙骨。
8.
The principal structural member of an aircraft, resembling a ship's keel in shape and function.
飞机的龙骨飞机上的主要结构部件，在形状和功能上类似船的龙骨
9.
The vertical planking between the keel of a vessel and the sternpost, serving as a reinforcement.
龙骨邦木，呆木船的龙骨和艉柱之间的垂直板材，用来加固
10.
a longitudinal beam connected to the keel of ship to strengthen it.
连接到船的龙骨上加强其力量的纵向的撑梁。
11.
To discipline by dragging under the keel of a ship.
把（人）缚在船底施以拖刑将人拖在船的龙骨之下作为惩罚
12.
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
13.
The keel of her sister ship will be laid by the time she discharges at Calcutta.
等它在加尔各答卸货的时候，它的姊妹船的龙骨就会铺好啦。
14.
aeroglisseura quille laterale
带侧面龙骨的气垫船
15.
a horizontal beam (or plate) connected to the top of a ship's vertical keel or to the keelson.
连接船只的直立龙骨的顶部和内龙骨的平板。
16.
The keel and the mast of the daring sail?
以及大船龙骨和桅杆的树??
17.
A riverboat with a keel but without sails, used for carrying freight.
运货船一种运货的河流用船，有龙骨但无帆
18.
A small sloop with a mainsail, jib, and keel but no bowsprit.
单桅帆船有一个主帆、三角帆和龙骨但没有船首斜桁的单桅小帆船