sightline

n.

（从眼睛至所见物之间的或剧场内各处至舞台的）视线；

The Sightline to Q2343
Sightline stablisation apparatus
The Sightline to Q2343-BX415: Clues to Galaxy Formation in a Quasar Environment
Camera sightline pointing requirements for aerial inspection of overhead power lines
κ Velorum: another variable interstellar sightline?
The Environment of Lyman a Absorbers in the Sightline toward 3C273
A VAPID analysis of interstellar lithium in the ζ Oph sightline
Ortho-to-Para Ratio in Interstellar Water on the Sightline toward Sagittarius B2(N)
The Hot Intergalactic Medium - Galaxy Connection: Two Strong Absorbers in the Sightline Toward PG 1211+143
Field observation of advance warning/advisory signage for passive railway crossings with restricted lateral sightline visibility: an...