Gratuitously
adv. 不必要地；无缘无故地；无偿地；平白地
✅ 同义词
📖 牛津释义
gratuitously
adv.
🗣️ 情景例句
I bet you can make it.
我敢打赌你一定能做到。
He was pale with fear.
她吓得脸色刷白。
The man said that the pen was worth $50,
那人说那支笔值50英镑，