江天鸿百度百科:汉英:必须保证安全和不影响学习
来源:百度文库 编辑:中科新闻网 时间:2024/06/06 11:43:36
Be sure of the safety and not to affect your studying.
Promise to be safe and not to affect your learning(studying).
Be sure of the safety and not to affect your studying.
Promise to be safe and not to affect your learning(studying).