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多玩几遍直到一命速通包能背过，就是有些低效而已（指背47个单词1h+）

就当个乐子看吧

使用方法：

1. 将 len 改为背的单词数量
2. 将汉语释义放在 in 数组中。
3. 将英语单词放在 ans 数组中，如果你想通过空格对齐，千万不要将空格加在字符串里，否则你背的时候也要打空格。
4. 运行程序，程序会在汉语库中随机发放，如果你回答出与输入的英语单词一模一样的单词，就不会在本次运行中再次提问，反之，程序会要求你再重复2遍，盲打一遍以加深记忆，重复或盲打过程中再次出错会使得重新计数
5. 如果你真的想拿这个B东西背单词的话，最好不要通过复制来跳过惩罚

#include<bits/stdc++.h>
using namespace std;
const int len=48;//要背的单词数+1
int vis[len];
string in[len]={ "新年（首字母大写，两个）        ","庆典       ","张贴  ","装饰品    ","装饰    ","次日        ","传统     ","传统的    ","成年人  ","长大   ","信封     ","游行  ","表演者    ","有趣的     ","万圣节   ","乔装打扮","不给糖就捣蛋     ","血   ","敲门             ","脱下    ","摘掉面具        ","立即       ","停下做    ","停下去去做另一件事","打扫    ","开始从事，学习，接受","wear--        ","fight--            ","带出去  ","吸收，接纳","接管     ","去开门         ","公共的","分发    ","放弃   ","捐赠，泄漏","投降，让步","散发光/热/气体","关于 ","准备   ","包装","购买    ","佣人    ","服务 ","休假        ","处理     ","垃圾桶     "};
string ans[len]={"Spring festival/Chinese New Year","celebration","put up","decoration","decorate","the next day","tradition","traditional","grown-up","grow-up","envelopes","parade","performers","fascinating","Halloween","dress up","trick-or-treating","blood","knock at the door","tack off","tack of the mask","immediately","stop doing","stop to do"        ,"clean up","tack up"             ,"wear-wore-worn","fight-fought-fought","tack out","tack in"   ,"tack over","answer the door","public","give out","give up","give away" ,"give in"   ,"give off"      ,"as to","prepare","pack","purchase","servant","serve","get time off","deal with","rubbish bin"};
int main(){
	memset(vis,0,sizeof(vis));
	srand(time(0));
	while(1){
		int x=rand()%len,flag=0,one_time=1;
		string t;
		if(vis[x]){
			continue;
		}
		cout<<in[x]<<endl;
		aaa:
		getline(cin,t);
		if(t==ans[x]){
			if(flag){
				cout<<"Again"<<endl;
				flag--;
				goto aaa;
			}
			cout<<"OK"<<endl;
			if(one_time){
				vis[x]=1;
			}
		}
		else{
			cout<<ans[x]<<endl;
			flag=2;
			one_time=0;
			goto aaa;
		}
	}
}