Biface
n. (旧石器时代的)两面器(即两面加工的一种石块, 为手斧的雏型)
🏥 医学释义
双界面
🗣️ 情景例句
So?
那又怎么样？
The first element of success is the determination to succeed.
成功的首要因素是要有成功的决心。
It took great imagination as well as patience for Annie to teach me to speak.
教我说话需要极大的想像力和耐心。