Underrefining
精炼不 足, 欠精炼
🗣️ 情景例句
I'm not sure I'm up to it.
我不能肯定我是否能做得来。
Mr. Jones spent his undergraduate days at Columbia.
琼斯先生在哥伦比亚大学渡过了他的大学时代。
It is possible that there is a definite relation between these paintings and the markings that sometimes accompany them.
有时，这种图画与墙壁上的刻痕共存，它们之间可能有一定的联系。