Insular hypothesis
[医] 胰岛假说(糖尿病由于胰岛机能失常)
🧩 词语组成解析
🗣️ 情景例句
I just saw a big one!
我刚看见一条大的。
Please speak more slowly.
请说得慢一些。
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，