Fractography
n. 金属断面的显微镜观察\\n[医] 参差表面描绘术
🗣️ 情景例句
He knows all there is to know,
他无所不知，
What do economists say about the present crisis?
经济学家们对于现在的危机做何说法？
My teacher's gifted instruction lived on after her death.
我的教师逝世后，她宝贵的教诲仍继续长存。