Surest
确信的\\n确实的\\n一定的（形容词sure的最高级 ）
🗣️ 情景例句
We just don't see each other anymore.
我们彼此差不多见不到面了。
Reckless youth makes rueful age.
虚度青春，悔恨无已。
After having been instructed to drive out of town, I began to acquire confidence.
在接到把车开出城的指令后，我开始有了信心。