他现在正为酗酒付出沉重的代价。He drank too much and is paying dearly for it.他匆匆地迈着沉重的步伐绕过湖边向花园走去。He tramped hurriedly round the lake towards the garden.元帅迈过真空吸尘器，脚步沉重地走出了房间。The Marshal stepped over the vacuum-cleaner and stumped out of...
The arrogance became his protective carapace.这种傲慢态度成了他的保护壳。He tickled gently at its glossy carapace,but the stubborn beetle would not budge.他轻轻地搔着甲虫光滑的壳，但这只固执的甲虫就是不动。The tortoise pulled its head into his carapace.乌龟把头缩进它...
欧几里德几何的唯一性与必要性已被公认.The common conclusion was the uniqueness and necessity of Euclidean geometry.非 欧几里德几何实际上是从属于欧几里德几何的.The non - Euclidena geometries were in effect subordinated to Euclidean geometry.这种几何和Riemann几何的关系是不清...