Appropriacy
n. （措词的）准确性, 中肯, 恰到好处
🗣️ 情景例句
Seven?
七？
In that case, we might need to reopen the question of prices.
如果是那样，我们也许需要重新讨论价格。
First of all, don't come in here without a teacher.
首先，没有老师领着不要进这儿。