B. c.
[医] 骨传导, 颊颈的
🧩 词语组成解析
[医] 接触; 接触人, 以, 用, 和, 居里(放射性强度单位), 卡
🗣️ 情景例句
You must be hungry by now.
你现在一定饿了。
No. I was planning to stay home.
不，我打算呆在家里。
Fortunately, however, ancient men made tools of stone, especially flint,
然而， 幸运的是，远古人用石头制作了工具，特别是用燧石，