我知道你計算的方法和過程，但總不能質量變小了，對你的吸引力反而更大了吧，你和這剩下的部分相互位置又沒發生變化。
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2025 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy
