专业 英语翻译机器人大厨手工制作小汽车专业 specialized subject组织机构代码证词典:specialized subject; special field of study; speciality; discipline; specialized trade or profession; special line; major; field;例句:《电气控制与PLC》课程是高职自动
第三周课堂练习Practice 1: Inrt the article a or 女生戒指戴法an怎么制作系统u盘 where necessary1.Helium is gas which consists of one proton and one neutron.2.Labor union is organization of workers formed to improve their