Polar formula
[医] 极性式
🧩 词语组成解析
formula
['fɔ:mjulə]
n. 公式，准则;客套话;方案;婴儿食品;
🗣️ 情景例句
what you were thinking about regarding going back to work.
是否打算回去工作。
Progress is the activity of today and the assurance of tomorrow.
进展即今日的活动和明日的保证。
No, I'm afraid I'm not.
不，恐怕我来不了了。