英语翻译一卷电影胶片是a roll of film ,两卷电影胶片是two rolls of film 还是two rolls of films?是给学生的答案,请各位务必给我100%的正确答案

英语翻译一卷电影胶片是a roll of film ,两卷电影胶片是two rolls of film 还是two rolls of films?是给学生的答案,请各位务必给我100%的正确答案 film是可数名词还是不可数名词?film胶卷 一卷胶卷a roll of film 两卷胶卷two rolls of film 那这个film到底是可数还是不可数呢? 电影胶片一般拍电影是用25桢的吗.那122米一卷的胶片能拍多长时间..给个准确点的时间..一个半小时要用多长的胶片...还有全部胶片加上冲洗的价格是多少呢...如果拍了不满意还没冲洗的话能 一卷胶片英文怎么写? DEVELOP A ROLL OF FILM 电影胶片的运行（放映机构）是怎样的? 英语翻译shooting half a roll of film before her white-tailed subject disappeared into the woods. a roll of the dice是什么意思 a roll of film的复数 a roll of film用汉语怎么说 a roll of paper的翻译 英语翻译the side roll for take-off and landing dumping campaign with pre-bending roll and a round of double features. 是 would you like a flim?还是 would you like a roll of film 英语翻译Integral ControlThe integral control analyses the effect of the roll stack eccentricity on measurable mill parameters,such as roll force,and builds up a correction which may be applied to the roll force cylinders in order to compensate fo 什么是电影胶片片比 求ppt电影胶片素材! roll the 关键是roll 求一首英文歌前面是roll roll roll什么的 最后是marrily marrily marrily marrily life like a dream