您现在的位置是：首页 > 英语听力 > VOA英语听力下载|VOA news > VOA慢速英语|美国之音慢速英语听力下载
正文
VOA慢速英语:美国卫生署发布重新开学新安全指南
2021-02-17来源:和谐英语
Update Required
To play the media you will need to either update your browser to a recent version or update your Flash plugin.
disinfect - v. to kill germs
union - n. an organization of workers formed to protect the rights and interests of its members
手机网站