英文句子翻譯.....film作動詞的意思

US presidential candidate Mitt Romney has been secretly filmed criticising a
large proportion of voters...

我不知道"filmed"要怎麼翻,求整句翻譯.謝謝.
更新: 還有這句的結構我不懂"in one of the most serious cross-border violations since Syria's crisis began 18 months ago." 我也不知道要怎麼翻.
5 個解答 5