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- subdorsal keels 侧背蜡管
- The workers are laying a keel of the ship. 工人正在给那艘船安龙骨。
- The keel of the boat was made of steel. 这船的龙骨是钢制的。
- She does almost everything on an even keel. 她做起事来几乎都是四平八稳。
- The workers are laying down a keel. 工人们正安龙骨。
- Those who are in keel will be safe. 在船舱里的人会很安全。
- Why, he'd keel over just with two draws. 嘿，让他抽上一两口他就会一头昏倒。
- Every time she waxes the floor she keels over. 每一回给地板打腊她都晕得站不住。
- Tells you she's hurting before she keels. 在她翻倒以前,会告诉你她很受伤。
- The keel of the ship has been laid. 船的龙骨已经安好了。
- It took him a long time to get back on an even keel after his wife died. 他妻子死後很久他情绪才稳定下来。
- 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
- Palea along 2 keels glabrous or slightly ciliolate. 内稃沿着龙骨状的2或稍。
- The keel and the mast of the daring sail? 以及大船龙骨和桅杆的树??
- The massive rudder takes the place of a keel. 巨大的舵位在龙骨的位置。
- Things are now on more of a even keel weightwise. 从重量分布来说，行车更趋平稳。
- 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
- To arch upwardin the middle.Used of a ship's keel. 中部拱起。用于指船的龙骨。
- To arch upward in the middle.Used of a ship's keel. 中部拱起。用于指船的龙骨
- Shaped like or having a carina or keel; ridged. 象脊或龙骨的,有脊或龙骨的;成脊状突起的。
