Unreckonable
a. 不可计算(或估计)的, 难预测的
🗣️ 情景例句
He's on the phone.
他在电话上。
Don't be offended by his haste, he is a very busy man.
别为他的轻率介意，他是个大忙人。
Is it behind her chair?
在她的椅子后面吗？