英语词汇“x-ray”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

x-ray or X-ray n., v., x-rayed or X-rayed, x-ray•ing or X-ray•ing, adj.
n. [countable] Also, x ray, X ray.

PhysicsOften, x-rays. [plural] radiation having wavelengths in the range between ultraviolet radiation and gamma rays, which can penetrate solids.
Physicsa picture, a kind of photograph, made by means of x-rays.

[~ + object]

to photograph, examine, or treat with x-rays:The technician x-rayed my knee.

adj.

[before a noun]

Physicsof or relating to x-rays:an X-ray machine.

x-ray n. Also, x ray, X ray.

[Physics.]
- PhysicsOften, x-rays. a form of electromagnetic radiation, similar to light but of shorter wavelength and capable of penetrating solids and of ionizing gases.
- Physicssuch radiation having wavelengths in the range of approximately 0.1–10 nm.
Physicsa radiograph made by x-rays.
Telecommunications(cap.) a word in communications to represent the letter X.

v.t.

to examine, photograph, or treat with x-rays.

adj.

Physicsof or pertaining to x-rays.

Also, X′-ray′.

translation of German X-Strahl (1895), the name origin, originally given to the rays by Röntgen, their discoverer, x signifying their unknown nature 1895–1900

X-ray, x-ray n

electromagnetic radiation emitted when matter is bombarded with fast electrons. X-rays have wavelengths shorter than that of ultraviolet radiation, that is less than about 1 × 10^–8 metres. They extend to indefinitely short wavelengths, but below about 1 × 10^–11 metres they are often called gamma radiation
(as modifier): X-ray astronomy
a picture produced by exposing photographic film to X-rays: used in medicine as a diagnostic aid as parts of the body, such as bones, absorb X-rays and so appear as opaque areas on the picture
(usually capital) a code word for the letter x

vb (transitive)

to photograph (part of the body, etc) using X-rays
to treat or examine by means of X-rays

Etymology: 19th Century: partial translation of German X-Strahlen (from Strahl ray), coined by W. K. Roentgen in 1895

单词	x-ray
释义	WordReference Random House Learner's Dictionary of American English © 2024 x-ray or X-ray /ˈɛksˌreɪ/USA pronunciation n., v., x-rayed or X-rayed, x-ray•ing or X-ray•ing, adj. n. [countable] Also, x ray, X ray. PhysicsOften, x-rays. [plural] radiation having wavelengths in the range between ultraviolet radiation and gamma rays, which can penetrate solids. Physicsa picture, a kind of photograph, made by means of x-rays. v. [~ + object] to photograph, examine, or treat with x-rays:The technician x-rayed my knee. adj. [before a noun] Physicsof or relating to x-rays:an X-ray machine. WordReference Random House Unabridged Dictionary of American English © 2024 x-ray (eks′rā′),USA pronunciation n. Also, x ray, X ray. [Physics.] PhysicsOften, x-rays. a form of electromagnetic radiation, similar to light but of shorter wavelength and capable of penetrating solids and of ionizing gases. Physicssuch radiation having wavelengths in the range of approximately 0.1–10 nm. Physicsa radiograph made by x-rays. Telecommunications(cap.) a word in communications to represent the letter X. v.t. to examine, photograph, or treat with x-rays. adj. Physicsof or pertaining to x-rays. `Also, X′-ray′.` translation of German X-Strahl (1895), the name origin, originally given to the rays by Röntgen, their discoverer, x signifying their unknown nature 1895–1900 Collins Concise English Dictionary © HarperCollins Publishers:: X-ray, x-ray n electromagnetic radiation emitted when matter is bombarded with fast electrons. X-rays have wavelengths shorter than that of ultraviolet radiation, that is less than about 1 × 10^–8 metres. They extend to indefinitely short wavelengths, but below about 1 × 10^–11 metres they are often called gamma radiation (as modifier): X-ray astronomy a picture produced by exposing photographic film to X-rays: used in medicine as a diagnostic aid as parts of the body, such as bones, absorb X-rays and so appear as opaque areas on the picture (usually capital) a code word for the letter x vb (transitive) to photograph (part of the body, etc) using X-rays to treat or examine by means of X-rays Etymology: 19th Century: partial translation of German X-Strahlen (from Strahl ray), coined by W. K. Roentgen in 1895
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