基本解释

• [机械工程]电动抓斗

英汉例句

权威例句

• In their bid to simplify loading 35mm film, Kodak, Fuji and other photographic firms squared off the 35mm roll's lead-in tab—so a modern SLR's motor-driven loading mechanism could grab the film's sprocket holes and wind it automatically onto the take-up spool.
  ECONOMIST: A die-hard analog photographer goes digital

专业释义

机械工程

• 电动抓斗