访问 –
今日 –
访问 –
今日 –
Learners read Korean verification-code texts and find the sender, code, time limit and safety warning.
You can read a Korean verification-code text and find who sent it, the code, and how long it works. You can also tell what to do if you did not ask for the code.
下载功能面向已登录的学习者 —— 注册只需一分钟，而且免费。