Magnesia carbonata
[医] 碳酸镁
🧩 词语组成解析
magnesia
[[mæg'ni:ʃə]]
n. 氧化镁\\n[化] 氧化镁
🗣️ 情景例句
but I have a feeling
但我觉得
Don't teach your grandmother to suck eggs.
休要班门弄斧。
Up to now, historians have assumed that calendars came into being with the advent of agriculture, for then man was faced with a real need to understand something about the seasons.
历史学家迄今认为日历是随农业的问世而出现的，因为当时人们面临着了解四季的实际需要，