对业余的，不觉得和肺活量有太大的关系，只要该吐气时吐了，该吸气时吸了，不要憋气，就成
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
