Nuclear purity
[化] 核纯度
🧩 词语组成解析
🗣️ 情景例句
The Stewarts are the Stewarts!
这就是Stewart家人的本色！
She made a notable contribution to science.
她对科学做出了杰出的贡献。
They had a definite meaning, for they were as near as early man could get to writing.
它们有着一定的含义，因为它们已接近古代人的文字形式。