focallength
形容词含义:
1. 焦距的(relating to focal length)
名词含义:
1. 焦距(the distance between the center of a lens or curved mirror and its focus)
2. 焦段(the range of distances over which the image of an object is in focus)
词语辨析:
focallength与focal distance都指的是焦距,但focallength更常用。
词汇扩充:
focal plane(焦平面)、focal point(焦点)、focal spot(焦斑)、focal ratio(焦比)
近义词:
focal distance
反义词:
infinity focus(无穷远焦点)
柯林斯词典:
名词
1. 焦距
2. 焦段
牛津词典:
名词
1. 焦距
用法:
名词用法:
- The
focallength of a camera lens determines its zoom capabilities.
(照相机镜头的
焦距决定了它的变焦能力。)
- The photographer adjusted the
focallength to capture a wider view.
(摄影师调整了
焦距以捕捉更宽广的景象。)
形容词用法:
- The
focallength setting on the camera can be adjusted for different effects.
(相机上的
焦距设置可以调整以获得不同的效果。)
例句:
1. The
focallength of this lens is 50mm, which is ideal for portrait photography.
(这个镜头的
焦距是50毫米,非常适合人像摄影。)
2. A longer
focallength will magnify distant objects.
(较长的
焦距会放大远处的物体。)
3. The photographer adjusted the
focallength to zoom in on the subject.
(摄影师调整了
焦距以对主体进行放大。)
4. The camera has a variable
focallength to accommodate different shooting situations.
(这台相机具有可变
焦距,以适应不同的拍摄场景。)
5. Increasing the
focallength will narrow the field of view.
(增加
焦距将缩小视野。)
6. The
focallength of a telephoto lens allows for close-up shots from a distance.
(长焦镜头的
焦距可以从远处进行特写拍摄。)
7. The
focallength of this lens is adjustable from 18mm to 55mm.
(这个镜头的
焦距可从18毫米到55毫米调节。)
8. The
focallength of the wide-angle lens is perfect for capturing landscapes.
(广角镜头的
焦距非常适合拍摄风景。)
9. The
focallength affects the depth of field in a photograph.
(
焦距会影响照片的景深。)
10. The lens has a fixed
focallength of 35mm.
(这个镜头的
焦距是35毫米,无法变焦。)
11. The photographer used a
focallength of 200mm to capture the details of the bird.
(摄影师使用了200毫米的
焦距来捕捉鸟儿的细节。)
12. The
focallength of the zoom lens can be adjusted by rotating the barrel.
(变焦镜头的
焦距可以通过旋转镜筒来调节。)
13. The longer the
focallength, the narrower the angle of view.
(
焦距越长,视野越窄。)
14. The adjustable
focallength allows for versatility in composition.
(可调节的
焦距使得构图更加多样化。)
15. The
focallength of the lens determines how much of the scene will be captured.
(镜头的
焦距决定了会捕捉到多少场景。)
16. The
focallength can be changed to achieve different perspectives.
(可以改变
焦距以获得不同的视角。)
17. The
focallength affects the compression of space in a photograph.
(
焦距会影响照片中的空间压缩效果。)
18. The telephoto lens has a longer
focallength than the standard lens.
(长焦镜头的
焦距比标准镜头长。)
19. The camera's
focallength can be adjusted manually or automatically.
(相机的
焦距可以手动或自动调节。)
20. The
focallength determines the perspective and distortion of an image.
(
焦距决定了图像的透视和畸变。)