학습화면 통신 api 구현

[wavewwave20]

request { "incomplete": "apple", "complete": [ {"word": "banana", "mean": "바나나"}, {}, {} ], }

response

Bananas are healthier than _.#바나나는 사과보다 건강에 좋다.

[daecheolsong]

{
    "incomplete" : {
        "word" : " ",
        "meaning" : " "
    },
    "complete" : [
        {"word" : " ","meaning" : " "},
        {"word" : " ","meaning" : " "}
    ]
}