Underutilization
利用不足, 未充分使用
✅ 同义词
🗣️ 情景例句
She's nine years old.
她九岁。
Just to be on the safe side.
为了安全起见。
Below, the captain realized to his horror that the Titanic was sinking rapidly,
在下面，船长惊恐的地发现“泰坦尼克”号正在急速下沉，