two fingers

劍橋詞典

in Britain , a sign that is considered rude , made by holding your hand up with your palm facing towards you and your first and second fingers held in a V shape
（手心向里，食指和中指比成V的表示侮辱的）V形手勢(shì)
She drove past and stuck two fingers up at him. 她開車經(jīng)過(guò)時(shí)，對(duì)著他伸出手指作了個(gè)V字表示蔑視。 返回 two fingers