照相摆姿势英语说作“posing for a photo”。这个短语来源于人们在照相机前摆出各种不同的姿势拍照。例句：

She always knows just the right pose to strike when taking a photo. 她在拍照时总能找到恰当的摆姿。

The models were posing for a photo shoot in front of the Eiffel Tower. 模特们在埃菲尔铁塔前摆姿拍照。