Mall's formula
[医] 马耳氏公式(胎龄与胎长的关系)
🧩 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
He was very helpful to me, remember?
他帮过我大忙， 记得吗？
Do you often do work during the holidays?
你常常在假日期间做工作吗？
They've got a special exhibition on this month.
这个月他们举办特别的展览。