Relative size of the inner planets of the solar system (from l-r) : Mercury, Venus, Earth, and Mars.

太阳系内部行星的相对体积(拍自1 - r)：水星、金星、地球和火星。

youdao

Relative size of the inner planets of the solar system (from l-r) : Mercury, Venus, Earth, and Mars. New research supports the idea that Mars owes its small size to its relatively rapid formation.

太阳系内部行星的相对体积(拍自1 - r)：水星、金星、地球和火星。

youdao

The company's Solar Trees(R) provide shade for vehicles, while simultaneously allowing companies and organizations to offset some of its energy usage through the grid-connected solar system.

该公司的太阳能树既为车辆提供遮荫也允许企事业，并网太阳能系统的能源使用所发电力。

youdao

The company's Solar Trees(R) provide shade for vehicles, while simultaneously allowing companies and organizations to offset some of its energy usage through the grid-connected solar system.

该公司的太阳能树既为车辆提供遮荫也允许企事业，并网太阳能系统的能源使用所发电力。

youdao