楼主:
polanco (polanco)
2023-05-20 11:19:01#RedSox have traded AAA OF Greg Allen to the #Yankees. He had an upward mobility
clause. Return TBD.
https://twitter.com/PeteAbe/status/1659688441628749824
如题，upward mobility clause这项条款让Allen能在其他队提供大联盟位置时要求红袜将
他升上大联盟或者交易到开缺的队伍
不太确定要怎么翻比较好