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
You are a terrific instructor, Jack.
你真是个了不起的教练 Jack。
Good health is above wealth.
健康重于财富。
'I was just wondering how to spend the morning -- until I saw you.
“我正不知道怎么消磨这一上午呢，正好见到好。