half-mirror

基本解释

The p-polarized light would strike the flat mirror and would go back through the half-wave retarder, which would convert it tos-polarized light.
p偏振光将碰到一面镜子会回去经过半波纠正器，将其转换至s偏振光。
Sound: play open strings alone; play slow scales, sustaining a 20- to 30-second bow; practice everything in the lower or upper half; or watch your contact point in the mirror.
音色︰只用空弦拉奏；慢慢地拉奏音阶，一弓维持在 20-30 秒；所有以上半弓或下半弓练习；或对着镜子看（弓的）接触点。
In this paper, a half-silver mirror is used as the imaging component for combination of virtual and real images, and two methods to generate a real perceptual illusion are adopted.
本论文采用半银镜作为虚实像结合的成像元件，并用两种方法生成具有真实感知的虚像。

His house in Altadena, a modest bungalow surrounded by exotic fruit trees that he and his wife planted, often serves as a late-night design-and-disputation forum, with a full bar in the living room. (When I visited on the day of the Curiosity landing, the mirror above the mantel was covered in half-erased equations.) The session at J.
NEWYORKER: The Martian Chroniclers
The peripheral utilizes three small drop down displays -- the rear is a full mirror with two half mirrors in front it, reflecting images from the phone display into what appears to be a three-dimension object -- and really, it a stunning little effect.
ENGADGET
There were three other mirrors in the house: the mirror over the sink in the upstairs bathroom, the mirror over the sink in the downstairs half bath, and the small circular mirror with a wooden handle that hung on a hook beside the upstairs-bathroom window.
NEWYORKER: Miracle Polish