老行尊啊，精髓！精辟！可惜美國公立中學基本上不教這個，絲糕倒是有一年嚴格的平麵幾何證明訓練
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
