Ethylenic bond
[化] 烯键
🧩 词语组成解析
a. ethylene的变形
🗣️ 情景例句
Money can't buy happiness, believe me.
金钱买不到幸福，相信我。
What's the suggested retail price?
建议零售价格是多少呢？
Thank you, sir.
谢谢，先生。