So far our country's land banking system is still in its fledgeless stage, and related research has not concluded with well-established theory. 由于我国土地储备制度在发展上还处于初期阶段，无论在理论上还是在实践上，对土地储备制度的研究均未形成成熟的理论体系。
A feather that is not yet fully grown; fledgeless, (figuritive) a person is too young, thus not experienced or knowledgeable, nor strong. 他年龄尚小,羽毛未丰,看起来就是一副很稚气的样子。
1. A feather that is not yet fully grown; fledgeless, (figuritive) a person is too young, thus not experienced or knowledgeable, nor strong. 他年龄尚小,羽毛未丰,看起来就是一副很稚气的样子。
