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
He was carrying his son on his shoulders.l
他让儿子骑在肩上。
If I wanted to rent a van, how much would it cost?
要是我租一辆搬运车，得花多少钱？
'The light is dim.Read the letter to me'.
“光线太暗，请给我读一下这封信。”