Conventions
n. 惯例；会议；约定（convention的复数）
✅ 同义词
🗣️ 情景例句
Let's get engaged.
我们订婚吗？
Experience is a school from which one can never graduate.
经验无止境。
What is more, this information line operates 24 hours a day.
而且，这种"问讯线路每天工作24小时。