Deimos is about 7.5 miles in diameter.(火卫二直径约7.5英里。)
The results show that posterior height of vertebral body and Upper antero-posterior diameter of vertebral body are positive allometry.(结果表明，椎体后高、椎体上矢径呈正异速生长。)
It turns out that the diameter is actually 2.5 centimeters.(它的直径实际上是2.5厘米。)
The crown of thorns starfish is large, twenty-five to thirty-five centimeters in diameter, and has seven to twenty-one arms that are covered in spines.(棘冠海星很大，直径长达25到35厘米，有7到21条手臂，上面布满了刺。)
The largest terrestrial planet, Earth has a diameter only one quarter as great as the diameter of the smallest Jovian planet, Neptune, and its mass is only one seventeenth as great.(最大的类地行星地球的直径仅仅是最小的类木行星海王星的四分之一，而且地球的质量仅仅是其质量的十七分之一。)
The crater, now deeply buried in sediment, was originally about 200 kilometers in diameter.(这个陨石坑现在深埋在沉积物中，最初直径约200公里。)
A 4.75 inch diameter heavy wireline connected to a 5 inch studless chain using heavy shackles and link plates.(一根直径为4.75英寸的重型电缆，使用重型卸扣和链节板连接至5英寸无钉链。)
The measuring instrument can measure addendum circle and dedendum circle diameter of odd-tooth gears.(这种测量工具用以测量奇数齿齿轮的齿顶圆和齿根圆直径。)
The maximum penetration depth of gas flow is increased with the increase of gas momentum while the diameter of oxigen gunjet keeps constant.(气流的最大穿透深度随气体动量的增加而增加，而氧气喷枪的直径保持恒定。)
