压力引起视网膜内的微血管扭结弯曲，如图中的一个箭头所示，图中的其它箭头所指为视网膜静脉内的“凹陷”，称作动静脉局部缩窄病症。

The pressure causes tiny blood vessels in the retina to kink and twist, which is pointed out by one arrow. The other arrow points to "dents" in retinal veins, a condition known as A-V nicking.

youdao

压力引起视网膜内的微血管扭结弯曲，如图中的一个箭头所示，图中的其它箭头所指为视网膜静脉内的“凹陷”，称作动静脉局部缩窄病症。

The pressure causes tiny blood vessels in the retina to kink and twist, which is pointed out by one arrow.The other arrow points to "dents" in retinal veins, a condition known as A-V nicking.

youdao