dark-field

英 ['dɑːkf'iːld] 美 ['dɑːkf'iːld]

• 暗视野(微)

dark-field的用法和样例：

例句

1. The spirals are not readily seen unless immunofluorescent stain or dark field illumination is employed.
   螺旋体不易观察除非在荧光显微镜或暗视野显微镜观察。