" I suppose they have a baby by now, " she said in an offhanded tone.

“我想们现在已经有了孩子，”经心地说。

He means it in a nonthreatening, offhanded way, but habit wins and it comes out accusatory.

意思是一种带威胁、随意方，但习惯胜出，结果是指责。

Barack, meanwhile, had listened to Toot, his white grandmother, make offhanded ethnic generalizations and even confess to her Black grandson that she sometimes felt afraid when running into a Black man on the street.

与此同时，貝拉克听了人祖母图特（Toot）经意地进行种族概括，甚至向黑人孙子承认，有时会在街上遇到黑人时感到害怕。