リターンエースであれば
ritān'ēsudeareba
1. If/when return ace
Noun
#184387
1. If/when return ace
1. alphanumeric character; letters (of the English alphabet) and numbers
1. return match (esp. boxing); rematch
1. ace (serve; in tennis, volleyball, etc.)
1. Let's…; Shall we…
1. To have someone do; To let someone do
1. Must do; Have to