sightline 是什么意思

	【戏剧】(观众)视线〔剧场中每一座位都能无阻地看清舞台面的线〕。

	1.	Some 120 seats at stalls may have restricted sightline 部分堂座之120座位视线受阻。
	2.	Some 150 seats at stalls may have restricted sightline 部分堂座之150座位视线受阻。
	3.	Some $ 120 seats at stalls may have restricted sightline 部分堂座之$ 120座位视线受阻。
	4.	Some 120 seats may have restricted sightline 部分120座位视线受阻。
	5.	Some seats with restricted sightline 部份位置视线受阻
	6.	Relocate temporary barriers at yau lai road to avoid sightline obstruction 迁移悠丽路的临时护栏，以免阻碍视线。
	7.	Relocate a traffic sign at lung poon street to avoid sightline obstruction 迁移龙蟠街的交通标志，以免阻碍视线。
	8.	Relocate a traffic sign at hung hom road to avoid sightline obstruction 迁移红?道的一个交通标志，以免阻碍视线。
	9.	Pursuit - evasion barrier of two spacecrafts based on the sightline coordinate system 空间飞行器在视线坐标系中的追逃界栅
	10.	Reduce the lane width of sai o roundabout to improve sightline for motorists 收窄西澳回旋处的行车线，以改善驾驶人士视线。

sightline是什么意思