Centrum tendineum
[医] 中心腱(膈)
🧩 词语组成解析
n. 中心, 椎体, 中枢\\n[医] 中心, 中枢, 椎[骨]体
🗣️ 情景例句
I am in the 7th grade.
我是七年级。
Out of debt,out of danger.
脱债就脱险。
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，