planetesimal 

  1. 形容詞
小行星體的

    
                        
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    名詞
小行星體
/此名詞複數為"planetesimals"/

    

    
                        
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例句

                

                    
    
                                                    
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                                PLANETESIMAL A planetesimal is a small object that orbits the Sun.                            
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                                Pallasites formed at the core-mantle boundary of an early planetesimal .                            
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                                The origin of the Moon through the Giant Impact of a Mars-size planetesimal .                            
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                                After the planetesimal solidified, it broke up in a collision with another planetesimal.                            
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                                The probability for any planetesimal to be captured by an ice giant is relatively high, a few 10−7.                            
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