When a large body strikes a planet or moon, material is ejected, thereby creating a hole in the planet and a local deficit ofmass.
当一个大型天体撞击行星或月球时,物质会被抛射出去,从而在行星上形成一个洞,造成局部质量不足的现象。
2
The increased metabolic cost of possessing higher bodymass contributes to the increased overnight mass loss.
更大的体重意味着代谢成本增加,导致了夜间体重损失增加。
3
The bigger the animal is, the lower its surface-to-volume ratio; for every ounce ofbodymass, there is proportionately less surface through which heat can escape.