But for the moment, the plentitude of plans is a problem, some say, because to be truly useful, a numbering system has to be universal.

但此时此刻，这些计划的充分性依然是个问题。有人指出，要做到真正的有用，这个编号系统必须是世界性的。

youdao

But for the moment, the plentitude of plans is a problem, some say, because to be truly useful, a numbering system has to be universal.

但此时此刻，这些计划的充分性依然是个问题。有人指出，要做到真正的有用，这个编号系统必须是世界性的。

youdao