to lament the fact that … or to lament that …对某事实感到痛心；为…感到遗憾
She lamented the fact that the number of children born out of wedlock had reached 31 per cent.她对非婚生子的比率达到31%这一事实感到痛心。
He laments that people in Villa El Salvador are suspicious of the police.埃尔萨尔瓦多镇的市民不信任警方, 他对此深感遗憾。