Additivity
[化] 相加性; 加成性; 叠加性
🗣️ 情景例句
There's nothing wrong with hard work.
刻苦没错。
He's not in. May I take a message for him?
他不在，我能替他捎个口信吗？
Which one is cheap? Which one is dear?
哪一支便宜？哪一支贵？