Fractograph
断口组织(金属断面)的显微镜照片
🗣️ 情景例句
I love his music.
我喜欢他的作品。
A wise man thinks all that he says, a fool says all that he thinks.
智者思其所言，愚者言其所思。
I like folk music. I write my own songs and I play the guitar as well.
我喜欢民间音乐。我唱的歌自己谱曲，我也弹吉他。