Circular bone file
[医] 轮骨锉, 圆骨锉
🧩 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;
file
[faɪl]
vt. 提出（离婚诉讼或其他讼案）;把…归档;用锉锉;发稿，寄给报社;
vi. 发送（报道给报社）;排成一行行走;提出申请;
n. 文件（夹）;档案;纵列;锉刀;
fil线+e → 用线穿成的→ 档案
🗣️ 情景例句
He made up his mind to give up smoking.
他下决心戒烟。
This is to be my treat, so I'll pay for everything.
这次轮到我作东，所以一切由我付账。
It's a very old castle. It is the oldest one in Britain.
这个城堡很古老，它是英国最老的了。