Scarce metals
稀有金属
🧩 词语组成解析
scarce
[skɛrs]
adj. 缺乏的，罕见的;
adv. 勉强;仅仅;几乎不;简直不;
五金
🗣️ 情景例句
It is generally believed that Chinese are poor public speakers.
一般认为中国人不擅长公众演讲。
He has a piece of cake.
他有一块蛋糕。
A navy ship was in a port in Scotland for repairs.
一艘军舰停靠在苏格兰的一个码头等待维修。