對(duì)光的英文：
beam-focusing

參考例句：
  • A sensation of lightness.
    對(duì)光的感覺(jué)
  • The eye reacts to light.
    眼睛對(duì)光起反應(yīng)。
  • Our eyes react to light.
    我們的眼睛對(duì)光起反應(yīng)。
  • Sensitivity or responsiveness to light.
    感光性對(duì)光的敏感和感應(yīng)性
  • If my camera is not brought into focus, the photograph will be blurred.
    如果我的照相機(jī)不對(duì)光，照片便會(huì)模糊不清。
  • Einstein' s new theory on optics changed classical scientific ideas about light
    愛(ài)因斯坦新的光學(xué)理論改變了人們對(duì)光的傳統(tǒng)科學(xué)概念。
  • The detection,absorption,and use of light,as for vision in animals or phototropism and photosynthesis in plants.
    光感應(yīng)對(duì)光的感覺(jué)、吸收和利用，如對(duì)動(dòng)物的視野和植物的向光性和光合作用
beam是什么意思：
n. 橫梁；光線(xiàn)；電波；笑容；平衡木
v. 照射；發(fā)送，播送；笑容滿(mǎn)面；流露
  • a beam of pleasure
    一絲笑容.
  • a transverse beam
    橫梁,2. 【數(shù)】橫截的,n.1. 橫向物;橫軸;橫斷面,2. 【數(shù)】橫截軸,3. 【解】橫肌
  • The spans of the conjugate beam and actual beam must be equal.
    共軛梁和實(shí)際梁的跨徑必須相似。
  • The spans of the conjugate beam and actual beam must be equal
    共軛梁和實(shí)際梁的跨徑必須相似。
  • That transmitter was beamed at Russia.
    那臺(tái)發(fā)射機(jī)曾用于對(duì)俄羅斯廣播。
focusing是什么意思：
v. （使）集中；（使）聚焦；調(diào)節(jié)焦距
n. 焦點(diǎn)；焦距；中心
  • The image is in focus.
    這影像在焦點(diǎn)上。
  • Focus your attention on your work.
    把注意力集中在你的工作上。
  • The research focus of uncommitted robbery has two.
    搶劫未遂的研究焦點(diǎn)有二。
  • The role of this part is to educe the focus of this article.
    這一部分的作用是引出本文的重點(diǎn)。
  • "then focus on the colour of the image, "
    接著讓他們關(guān)注圖像的顏色

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