Niostan
尼奥斯坦超导材料
🗣️ 情景例句
And tell them you want to go on the tour that goes down into the canyon.
跟他们说你要参加到峡谷里去的旅游团。
One ploughs, another sow; who will reap no one knows.
有的耕，有的播，谁来收获很难说。
At that time he had two helpers.
那时他有两个帮手。