certitude
n. 确信；确实
复数 certitudes
例句
We have this definite certitude that Clark will be freed.
我们非常确信克拉克将被释放。
《柯林斯英汉双解大词典》
'You will like Rome,' he said, with absolute certitude.
“你会喜欢罗马的。”他十分确定地说道。
《牛津词典》
She knew it with silent certitude, as though she had seen him do it.
她沉默了，就像她看到他那样做。
