算术水平肯定好点。中国商店的收银员都会做减法，美国的只会做加法，哈哈

来源: oldbridge 于 2024-05-24 12:37:18 [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.