1. Jupiter's moon Io, whose density is 3.5 grams per cubic centimetre, is all rock. 木星的卫星木卫一全是岩石,其密度为每立方厘米3.5克。
2. A seed only needs one cubic centimeter of soil to grow. 一颗种子只需要一立方厘米的土壤就能生长。
3. New estimates of the water reserves go up to 2,700 billion cubic meters of fresh water. 据最新估计,淡水储量将达到2.7万亿立方米。
4. He added, at this speed, they will be generating more heat per cubic centimeter than a nuclear reactor. 他补充,在这种速度下,每立方厘米产生的热将超过核反应堆。
5. There are just two hydrogen atoms per cubic centimeter on average in space, which poses no threat to spaceships traveling at low speeds. 太空中平均每立方厘米只有两个氢原子,这对低速飞行的宇宙飞船不构成威胁。