가장 해로운 기술적 발명은 무엇일까요? 이유는 무엇인가요?

Latest Recordings
No one has answered this prompt yet. Take the lead and be the first person to answer !
Latest Writings
No one has written an answer to this prompt yet. Take the lead and be the first person to write !
Want to see all the replies to this question? Register/Login to continue!