Trees obscured his vision; he couldn't see much of the square's southern half.

树木遮住了他的视线，他不怎么看得见广场南半部。

《柯林斯英汉双解大词典》

She briefly recovered half the vision in her right eye in 2007 but an infection blinded her again.

在2007年，她的右眼恢复了一半的视力但很快由于感染而再次失明。

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Because he had already lost vision in his left eye from his stroke in 1906, he had clear vision only in the temporal (outer) half field of his right eye.

1906年的中风已经使他的左眼失明，因此只有他右眼颞部(外部)的半部分还有清晰的视觉。

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The first try came when the Samoan fly-half exhibited his vision by floating a 30-yard pass into space for Connor O'Shea to latch onto.

BBC: London Irish 16-17 Harlequins

Sharethrough then moved about a year and a half ago to extend that vision to connect those videos directly with a variety of publisher sites, building the Sponsored Video service.

FORBES: Sharethrough's Sponsored Videos Bringing Branded Content To Websites, Apps

Being the filthy non-purists that we are, we're most excited by the camera's 720p video mode, which offers decently fast autofocus with a half press of the shutter button, and zero jelly vision to worry about.

ENGADGET: Panasonic Lumix DMC-GF1 hands-on, with 720p test footage!