developmental item造句

例句与造句

1. 3rd, with the city forestry bureau cooperation, carries on six v hills shimen dew kind walnut improved seed developmental item ! !
   与市林业局合作，进行六音山石门露仁核桃优良品种开发项目！！！
2. It's difficult to find developmental item in a sentence. 用developmental item造句挺难的