她写的信充满了对童年回忆的感伤，显得有些矫情。

Her letter was filled with ___sentimentality about childhood memories, feeling a bit artificial.

她拒绝卖掉这栋老房子完全是出于情感的考虑，而非理性的判断。

Her refusal to sell the old house was purely based on ___sentimentality, not rational judgment.