Microfractography
显微断谱学
🗣️ 情景例句
He's an extremist, and quite fanatical.
他是个极端分子，非常狂热。
Though the wound be healed yet a scar remains.
创伤可愈合，伤疤犹留存。
Why isn't Mrs. Lee's cat catching the mice?
李太太的猫为何不在抓这些老鼠呢？