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
It's inevitable that he'll find out about it.
他无可避免地会发觉此事。
I graduated from Yale University 5 years ago.
五年前，我从耶鲁大学毕业。
In the centre of the hall, there were a number of tall structures which contained coloured lights.
展厅中央是装有彩色灯泡的许多高高的构件，