photometry
[名词]
光度学
Ex:
In
the
laboratory
,
researchers
applied
photometry
techniques
to
analyze
the
color spectrum
of
light
emitted
by
various
chemical reactions
.
在实验室中，研究人员应用了测光技术来分析各种化学反应发出的光的颜色光谱。
stereoscope
[名词]
立体镜
Ex:
She
used
a
stereoscope
to
see
the
depth
in
old
landscape
photos
.
她使用立体镜来观察旧风景照片中的深度。
black-and-white
[形容词]
黑白
Ex:
The
newspaper article
featured
a
black-and-white
image
of
the
historical
event
.
这篇报纸文章配有一张历史事件的黑白图片。