Heteropolar link(age)
[化] 异极键; 离子键
🧩 词语组成解析
[机] 异极的
🗣️ 情景例句
She is busy now.
她正忙着呢。
The goods were carefully packed and shipped here in excellent condition.
货物包装得很仔细，装船很小心，在这儿完好无损。
It's seven fifteen.
七点十五了。