Pdcl2-cucl-2 catalyst
[化] PdCl-2-CuCl-2催化剂
🧩 词语组成解析
🗣️ 情景例句
How do you keep in shape?
你怎么保持身材？
This is a licence.
这是一张执照。
Not too much, said Lucy. I didn't spend all the money. I brought some of it back again.
“不太多，”露西说，“我并没有完你给的钱。我带回来一些钱。”