后景，镜头中位于主体后面或靠近后边的人或物。后景在镜头画面中，与前景相对应，有时作为表现的主体或陪体，但大多是戏剧环境的组成部分。
n. background
然后我们输入这些数据，它们是关于湿地排水前后景观的信息。
Then we enter those data, information about what the landscape looks like before and after the wetlands were drained.
用户可以选择前景色和后景色。
Foreground and background colors can be selected by the user.
后景可见用来减速的降落伞，仍然连着着陆器。
The parachute that slowed Huygen's re-entry is seen in the background, still attached to the lander.
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