Arcus adiposus
[医] 老人弓, 老人环, 角膜弓
🧩 词语组成解析
[医] 弓
🗣️ 情景例句
Come on in, everybody.
大家请进来。
Math is beyond me.
我对数学无能为力。
It was the middle of winter.
此时正值隆冬季节，