microfilm

Beispielsätze

• It was to harbor drawers brimming with reference books, microfilm and bibliographic cards.

  操作台的抽屉里塞满了参考书、缩微胶片和各种书目卡片。

• Shawcross said the Saturn 5 blueprints are held at the Marshall Space Flight Center on microfilm.

  肖克罗斯说土星5号蓝图保存在马歇尔太空飞行中心的缩微胶片上。