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单词 keel
释义 keel[ki:l]n. 龙骨, 平底船vt. 装以龙骨, 使倾覆vi. 倾覆【医】 幼鸭败血病(由一种沙门氏杆菌引起)相关词组:keel overon an even keel keel 1  keel 1  AHD:  [k¶l] D.J.  [ki8l]K.K.  [kil]n.(名词)1. Nautical 【航海】 2. The principal structural member of a ship, running lengthwise along the center line from bow to stern, to which the frames are attached.龙骨:船的主要结构部件,沿前沿中心线从船头延伸到船尾,船的肋骨附在这上面3. A ship.船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. 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6. A pair of united petals in certain flowers, as those of the pea.龙骨瓣:在某些花(如豌豆花)中的两个相连的花瓣v.intr.tr.(不及物动词和及物动词)  keeled,keel.ing,keels 【航海】 To capsize or cause to capsize.倾覆或使倾覆常用词组:keel over  To collapse or fall into or as if into a faint.倾覆或倒下,状如晕倒语源:1. Middle English kele 中古英语 kele 2. from Old Norse kjölr 源自 古斯堪的纳维亚语 kjölr  keel 2  keel 2  AHD:  [k¶l] D.J.  [ki8l]K.K.  [kil]n.(名词)1. Nautical 【航海】 2. A freight barge, especially one for carrying coal on the Tyne River in England.运煤平底船:一种运货船,尤指英格兰泰因河上运煤的船3. The load capacity of this barge.一平底船的煤:此种船所装的煤量4. A British unit of weight formerly used for coal, equal to about 21.2 long tons.平底船煤:英国旧时的秤煤用的单位,大约等于21.2长吨语源:1. Middle English kele 中古英语 kele 2. from Middle Dutch kiel 源自 中古荷兰语 kiel  keel 3  keel 3  AHD:  [k¶l] D.J.  [ki8l]K.K.  [kil]v.tr.(及物动词)  keeled,keel.ing,keels 【多用于英国】 To make cool.使变凉语源:1. Middle English kelen 中古英语 kelen 2. from Old English c¶lan [to cool] * see  gel- 源自 古英语 c¶lan [变凉] *参见 gel-
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