Replaceable hydrogen
[机] 可置换氢
🧩 词语组成解析
replaceable
[ri'pleisəbl]
adj. 可代替的;
🗣️ 情景例句
I know what you mean.
我懂得你的意思。
A wonder lasts but nine days.
新鲜事儿不久长。
Later a neighbour told me about him.
后来，一位邻居告诉了我他的情况。