Biomaterial
n. 生物材料
🗣️ 情景例句
My slogan is I care.
我的口号是 我关心 。
Good to begin well, better to end well.
善始好，善终更好。
People said gold could easily be picked up by washing sand from the river in a pan of water.
据说，在一盆水里淘洗可沙就很容易找到金子。