Magnesium carbonicum ponderosum
[医] 重质碳酸镁
🧩 词语组成解析
magnesium
[mæg'ni:zjəm]
n. [化]镁（金属元素）;
🗣️ 情景例句
we're not sure
我们还不能肯定
Yes, I worked from early morning until late at night.
是,我从清早工作直到半夜。
Well, I've recently started biology.
喏，我最近开始学生物学了。