Postorder
[计] 后根次序
🗣️ 情景例句
You'll be OK.
你不会有问题的。
We'd have to compare notes on what we've discussed during the day.
我们想用点时间来研究讨论一下白天谈判的情况。
In our game we also have eleven players in a team, but our ball is like this.
比赛中，我们一个队也有11名队员，不过我们的球是像这样的！