🧩 词语组成解析
spinal
['spainl]
adj. 脊柱的，与脊柱有关的;针的，刺的;棘状突起的;
adv. 在脊骨方面，压着脊骨;
n. [医]脊髓麻醉;
vein
[ven]
n. 静脉;[地]矿脉，岩脉;[植]叶脉;气质，倾向;
v. 使有脉络;使有纹理;象脉络般分布于;
🗣️ 情景例句
As far as I'm concerned, you can do what you like.
就我而言，你可以自便。
He who hesitates is lost.
举棋不定，坐失良机。
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，