Transition metals
[化] 过渡金属元素
🧩 词语组成解析
五金
🗣️ 情景例句
I'm surprised they're not here.
我奇怪他们怎么没来。
She had a headache, because of the weather here.
由于这里的天气原因她感到有些头疼。
In the 1970s, computers were common enough, but only in big business, government departments, and large organizations.
在70年代，计算机已经相当普及了，但只用在大公司，政府部门和大的组织之中，