Quadrivalent element
[化] 四价元素\\n[医] 四价元素
🧩 词语组成解析
a. 四价的\\n[医] 四价的
element
['ɛləmənt]
n. [化]元素;要素;原理;[电]电阻丝;
🗣️ 情景例句
My pleasure, Doctor.
非常荣幸，医生。
I was impressed very much.
我有深刻的印象。
I told her that either I would have to buy a new mower or let the grass grow.
我告诉她，要么买一台新割草机，要么让草长下去。