動不動就…… at the drop of a hat
我真不懂你干嗎動不動就拿孩子出氣呢？
I can’t make it out why should you get it out on the kids at the drop of a hat.
我真不懂你干嗎動不動就拿孩子出氣呢？
I can’t make it out why should you get it out on the kids at the drop of a hat.