Etolizing
多孔粉末烧结零件电解覆层法
🗣️ 情景例句
He is equal to the task.
他胜任这个工作。
Geographically,this country is located in the southern hemisphere.
这个国家在地理上位于南半球。
Pippa. I called to ask you if you'd like to come to a lecture on Thursday evening at the college.
皮普，我打电话是问你是否想听周四晚上在学院的一个讲座。