养老机器人比车子复杂多了，3000美元太低估了。

来源: 晓筠于 2026-02-06 05:08:07 [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.