“略会说”可以表达为 "have a basic/rudimentary command of" 或 "be able to speak (a language) a little/to some extent"。
具体使用示例：
I have a basic command of French. （我略会说法语。）
She can speak Japanese to some extent. （她略会说日语。）
He has a rudimentary knowledge of Spanish and can speak it a little. （他略懂西班牙语，也会说一点。）
根据语境选择更贴切的表述即可。