Someone who is ambidextrous can use both their right hand and their left hand equally skilfully.
英汉词典释义
adj.
左右手都灵的
ambidextrous tennis players用左右手打网球的人
英英词典释义
Adjective
1. equally skillful with each hand;
"an ambidextrous surgeon"
2. marked by deliberate deceptiveness especially by pretending one set of feelings and acting under the influence of another;
"she was a deceitful scheming little thing"- Israel Zangwill"a double-dealing double agent""a double-faced infernal traitor and schemer"- W.M.Thackeray