Buoyancy

(noun.) the tendency to float in water or other liquid.

(noun.) cheerfulness that bubbles to the surface.

凯瑟琳编辑

• They dispersed about the room, reminding me, by the lightness and buoyancy of their movements, of a flock of white plumy birds. 夏洛蒂·勃朗特. 简·爱.
• Strong bulkheads, and double bottoms with air-tight compartments, impart buoyancy in case of collision. Edward W. Byrn. 十九世纪发明进展.
• She had noted the slight, dry cough, the daily brightening cheek; nor could the lustre of the eye, and the airy buoyancy born of fever, deceive her. 哈丽叶特·比切·斯托. 汤姆叔叔的小屋.
• The swifter craft are seldom equipped with large buoyancy tanks, since the added bulk of them tends to reduce a vessel's speed. 埃德加·赖斯·巴勒斯. 火星战神.
• She could not herself have explained the sense of buoyancy which seemed to lift and swing her above the sun-suffused world at her feet. 伊迪丝·华顿. 快乐之家.
• Tippins all abroad about the legs, and seeking to express that those unsteady articles are only skipping in their native buoyancy. 查尔斯·狄更斯. 我们共同的朋友.
• The condenser stood in a large cold-water cistern, and the weight of the masonry and the cistern greatly detracted from the boat’s buoyancy. 鲁伯特·萨金特·荷兰. 历史性发明.

埃尔罗伊校对