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折り返し， 折返し， おりかえし
1. by return, (call or write back) without delay
2. lapel, cuff, turn-up, flap
3. going back, returning, turn (marathon, swimming, etc.)
4. chorus, refrain
5. shuttle service
6. aliasing (in imaging)
7. back-to-back, BTB
8. wrapping (text on computer...
马上回复(打电话或写信回复)；折返(长跑、游泳等)
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返事， 返辞， へんじ
1. reply, answer, response
答复、回答、回应
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を
1. indicates direct object of action
2. indicates subject of causative expression
3. indicates an area traversed
4. indicates time (period) over which action takes place
5. indicates point of departure or separation of action
6. indicates object of d...
表示动作的直接对象；表示经过的场所；表示离开或分开的点