keel

• It took him a long time to get back on an even keel after his wife died
  他妻子死很久他情绪才稳定下来
• Beats me . she just keeled over
  打我.她只是翻个身
• 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
• A method of roughly calculating ship ' s gm on an uneven keel at trimming state
  船舶在纵倾状态下稳性的粗略计算法
• Under keel clearance
  富裕水深龙骨下富裕水深
• Look at you . you ' re about to keel over , you can ' t even lift that cannon
  看看你，你就要跪下了,你甚至连枪管都抬不起来
• Inspection distance between draught marks and keel plate after marking out
  划线后检查吃水标尺至平板龙骨之间的距离。
• He must have drunk too much ; when he tried to stand up , he keeled over
  他肯定是喝多了，当他要站起来时，却摔倒在地上。
• I ll keel - haul him
  我要拖他的骨哩！ ”
• Ballast : extra weight carried for stability , usually lodged in the keel
  压舱物：保持船体稳定额外重物。通常安装在龙骨内。