999英语网 英语单词
Reciprocation的音标发音
Reciprocation
英式发音：[r,spr'ken]
美式发音
(noun.) alternating back-and-forth movement.
(noun.) the act of making or doing something in return.
艾拉编辑
(noun.) alternating back-and-forth movement.
(noun.) the act of making or doing something in return.
艾拉编辑