Someone who is ambidextrous can use both their right hand and their left hand equally skilfully.
英漢詞典釋義
adj.
左右手都靈的
ambidextrous tennis players用左右手打網球的人
英英詞典釋義
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