Os frontale
<拉>额骨
🧩 词语组成解析
n. 骨, 孔, 穴裂口\\n[计] 办公系统, 操作系统
🗣️ 情景例句
Isn't that right?
对不对？
Who is the auther of this mystery story?
谁是这篇神秘故事的作者？
His vanity was hurt by their talking so frankly.
他们坦率的谈话伤害了他的虚荣心。