First triad
[化] 铁三素组(指铁钴镍); 铁类金属; 铁基金属; 黑色金属
🧩 词语组成解析
first
[fɝst]
n. 第一，最初;头等;一号，;[乐]高音部;
adv. 最早，最初;首次;宁愿;优先;
adj. 第一流的;最初的，最早的;基本的，概要的;高音的;
num. 第一;
triad
['traiæd]
n. 三个一组;三幅一组;三和音;
🗣️ 情景例句
I enjoy camping.
我喜欢露营。
We think your Chunlan brand air conditioners will be selling well at this end and we are looking forward to receiving your samples soon.
我们认为你方的春兰牌空调机在这里会很畅销，希望很快收到你们的样品。
There were hopes, however, that the problem of the rabbit would become manageable.
但是，已有希望解决兔子所带来的问题。