[译] 他向我们宣布他与怀特小姐的订婚。
[误] He announced us his engagement to Miss White.

[正] He announced to us his engagement to Miss White.
[注] announce 不能接双宾语，它的宾语是被宣布的内容，而不是听取宣布的人。表示“向来人宣布某事”，应该说 announce to sb. sth.。