B. i.
[医] 棱底向内, 缓冲指数
🧩 词语组成解析
[医] 不旋光的
🗣️ 情景例句
Oh, don't worry, Harry.
别担心， Harry。
Where the sun enterd, the doctor does not.
阳光照耀处，医生就不需。
I usually come by bus. What about you?
我平常乘公共汽车。你呢？