Colclad
不锈钢覆盖钢, 覆层钢
🗣️ 情景例句
What's up?
什么事？
I have no secret of success but hard work.
成功无秘诀，只是努力干。
Sometimes a tame elephant is tethered nearby to give the wild one confidence,
有时，把一头已驯服的象拴在旁边能给野象以信心。