"Public education is key," Daniel J. Kaniewski, a security expert at George Washington University, said in an interview.
“公众教育是关键，”乔治华盛顿大学安全专家丹尼尔·j·凯涅维斯基在接受采访时说。
"Public education is key," Daniel J. Kaniewski, a security expert at George Washington University, said in an interview.
“公众教育是关键，”乔治华盛顿大学安全专家丹尼尔·j·凯涅维斯基在接受采访时说。
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