Pneumatic bone
[医] 含气骨
🧩 词语组成解析
bone
[bon]
n. 骨头;尸骨;骨质物;有…样的骨头的;
vt. 挑鱼刺，剔骨头;剔去…的骨;
vi. 苦学;专心致志;
🗣️ 情景例句
I intend to major in economics in college.
我想在大学里主修经济学。
Bad workmen often blame their tools.
拙匠常怪工具差。
let alone distances of tens or hundreds of light years.
更不用说几十光年或几百光年远的地方了。