Think how rapidly medical knowledge has gone out of date in recent years.
想一想近些年医学知识更新得有多快。
...out-of-date nuclear power stations.
废弃的核电站
See also: out of date
👨🏻🏫 Mr. Ng 柯林斯詞典 📚 – collins.mister5️⃣.net切換為繁體中文