Obsoleteness
废弃
✅ 同义词
🗣️ 情景例句
I know you must be excited to go home after such a long business trip.
出差这么久，终于要回家了，我想你一定很高兴。
Time works great changes.
时间能产生巨大的变化。
only of metal, which wears away by friction.
而是由金属组成，而金属可以随着磨擦而磨损殆尽。