他们必须想了解自己一样透彻的了解曼联的青训体系，然后在权衡利弊之后再做出相应的决定。

They must know themselves as well as the United system and make a decision accordingly.

youdao

他们必须想了解自己一样透彻的了解曼联的青训体系，然后在权衡利弊之后再做出相应的决定。

They must know themselves as well as the United system and make a decision accordingly.

youdao