The opposition accused him of harbouring secret plans to take the country to war. 反对党指责他心怀叵测，图谋要将国家拖入战争。

He still harboured doubts about her real intentions. 他对她真正的意图仍心存疑问。

harbour a grudge/fear/suspicion 心怀不满/恐惧/疑虑

They accused several countries of harbouring terrorists. 他们指责一些国家庇护恐怖分子。