Carbusintering
渗碳烧结
🗣️ 情景例句
It's extremely good of you to do this for me.
你帮我做了这件事，真是太好了。
It's just around the corner.
转弯就是。
We invited them to our party but they decided not to come.
我们请了他们参加聚会，但他们决定不来。