Fracture cf skull
[医] 头颅骨折
🧩 词语组成解析
[医] 克里斯马斯因子, 补体结合
skull
[skʌl]
n. 颅骨，头盖骨;脑袋;脑子;[冶]渣壳，熔铁上的浮渣;
🗣️ 情景例句
Try it there, Tom.
放在那儿试试 Tom。
My goodness! A snake!
天呀！有蛇！
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，