Definition
Immediately; from the very beginning.
立刻，马上
They were skeptical of the idea right off the bat.
他们一开始就对这个想法持怀疑态度。
She demonstrated exceptional leadership skills right off the bat.
她一开始就展现了卓越的领导能力。
The new product was a success right off the bat.
新产品一开始就取得了成功。