行星的定义 meaning in English
definition of planet
Examples
- Although the current definition is not clear enough , i would expect some changes or even another major debate during the next assembly in rio de janeiro in 2009
由于目前行星的定义不够清晰，我预计于2009年在里约热内卢召开的大会上，或会再有若干改动甚或另一次激烈的辩论。