Nitrocementation
碳氮共渗
🗣️ 情景例句
Here.
来。
A man of words and not of deeds is like a garden full of weeds.
一个只说不做人就像一个长满野草的花园。
It's possible. Two months is quite a long time.
这是很有可能的。两个月是相当长的一段时间。