• Researchers led by George Malone at the University of Delaware began dealing with the problem in two thousand.

    VOA: special.2009.09.08

  • "The problem is not salt." "The problem that we're dealing with is that we don't have a balanced diet."

    VOA: standard.2010.04.22

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定