年青人必须对老人有礼貌。

The young must be polite to the old.

youdao

年轻人对老人说话要有礼貌。

The young should speak to the old politely.

youdao

对老人说话要有礼貌。

We should speak to the old politely.

youdao

对某人彬彬有礼 本句翻译：虽然这个女孩对老人不是太有礼貌，但是老人仍然告诉她如何到达那里。

The old man told her how to get there although she wasn't very (polite) to him. be polite to sb.

youdao

对老人讲话必须要有礼貌。

Older people must be spoken to politely.

youdao

对老人讲话必须要有礼貌。

Older people must be spoken to politely.

youdao