今天看到一个老奶奶，写小费用心算，好像美国本土出生的只有年纪比较大的会心算。

来源: c和a 于 2025-11-30 20:13:21 [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.