应该是，只能用于有限的空间。前面出冷气，后面往外吹热气

来源: Xinsheng2021 于 2022-07-30 18:33:44 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.