Precarburization
预先碳化[渗碳]
🗣️ 情景例句
There has been very little progress this term.
这学期没有什么进步。
There is a shower in the bathroom.
浴室里有淋浴器。
Ashamed of having acted so rashly, Dimitri apologized to Aleko for having accused him.
迪米特里为自己的鲁莽而感到不好意思，向阿列科道了歉，说是错怪了他。