参考翻译答案如下：

英译中

He warned her that no good could come of it for either Harriet or herself, and he was particularly upset when he learned that Emma had influenced Harriet to turn down Robert Martin's proposal of marriage cold.

中译英

许多男孩想Lynn求婚，但都被完全拒绝了。

他完全拒绝这个建议。