As a sample pest, Tautz chose the beet armyworm (Spodoptera exigua), a caterpillar that feeds on some 50 plant species.是什么意思_As a sample pest, Tautz chose the beet armyworm (Spodoptera exigua), a caterpillar that feeds on some 50 plant species.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句