Unifacial
a. [考古](燧石工具等)单面精细加工的
🗣️ 情景例句
Sure I could. It's my turn to treat.
我当然可以这样。轮到我请客了。
Bitter pills may have wholesome effect.
良药苦口利于病。
He offered to train Mendoza and his young pupil was quick to learn.
他主动提出教授门多萨，而年少的门多萨一学就会。