xì bāo shēng wù xué : yī xué xīn lǐ xué : cái chǎn bǎo xiǎn : yě jīn : zhōng yào cái : qì chē bǎo xiǎn lǐ péi > zhuàng jī lì



mùlù ·yīngwénjièshì ·jìnyící ·bāo hán cí ·gèngduōjiéguǒ... yīngwénjièshì n.:  force with which one object hits another jìnyící chōng jī lì bāo hán cí chuán bó zhuàng jī lì kào chuán zhuàng jī lì