Rovalising
金属磷酸膜被覆法
🗣️ 情景例句
I understand, Harry.
我了解， Harry。
It would depend on what is on the list.
这要看列表内容。
It's Jim. He's in that tree. He can't get down. Can you help him?
是吉姆，他在树上，下不来了，你能帮他吗？