Frr
abbr. 纤维增强橡胶（Fiber Reinforced Rubber）；拒真率（False Rejection Rate）
🗣️ 情景例句
My family just bought a dog, it's no bad, Just a little messy I think.
我家刚刚买了一只狗，还算不错，只是有点脏而已。
We are running on two shifts.
我们实行的工作是两班倒。
We're going to spend three days in the country.We're going to stay at my mother's for the weekend.
我们打算到乡下去三三，在我母亲家度周末。