And it's not so much the frequency of the crying, says Wolke, but the fact that the infant won't - or can't - stop.

沃克还表示，那意味着哭闹的频率将会减少，但事实上幼儿将不会或者说不能停止哭闹。

youdao

And it's not so much the frequency of the crying, says Wolke, but the fact that the infant won't - or can't - stop.

沃克还表示，那意味着哭闹的频率将会减少，但事实上幼儿将不会或者说不能停止哭闹。

youdao