X-ray

/ˈeks.reɪ/ (bre, ipa) · /ˈeks.reɪ/ (ame, ipa) · /ˈeks reɪ/ (bre, ipa) · /ˈeks reɪ/ (ame, ipa)

X-ray — noun

1. a form of invisible, high-energy radiation that passes through most solid object

1.名詞B2
釋義

a form of invisible, high-energy radiation that passes through most solid objects, enabling doctors to see bones and internal organs on a special film or screen

例句

After her fall, Yuki received a low dose of X-rays to check her spine.

collocation: dose of X-rays

Dentists use a small dose of X-rays to find cavities that are hidden between teeth.

同義詞
  • X-radiation

    a more technical and formal term for the same form of energy

  • roentgen rays

    an older, historical term rarely used outside specialist contexts

文法句型

X-rays (plural form referring to the radiation)

用法筆記

Often used in the plural form 'X-rays' when referring to the radiation as beams or waves, even though the concept is uncountable.

常見錯誤

The doctor used an X-ray to see my bones' (when meaning the general radiation method).
The doctor used X-rays to examine my bones.
💡When referring to the radiation itself, use 'X-rays' (plural, no article) rather than 'an X-ray'.

2. a picture created by X-rays showing the inside of a person's body, especially bo

2.名詞B2
釋義

a picture created by X-rays showing the inside of a person's body, especially bones and organs

例句

The doctor held up Amara's X-ray and pointed to a small crack in her wrist bone.

Priya looked at her dental X-ray and saw that her wisdom teeth were growing sideways.

typical modifier: dental X-ray / chest X-ray / wrist X-ray

同義詞
  • radiograph

    the formal medical term for the same type of image

  • X-ray image

    a slightly longer but very common alternative

文法句型

X-ray + of + body part

用法筆記

Frequently paired with a modifier or 'of'-phrase specifying which body area was photographed (e.g. 'a chest X-ray', 'an X-ray of the foot').

常見錯誤

The technician made an X-ray of my arm.
The technician took an X-ray of my arm.
💡The correct verb with an X-ray (image) is 'take', not 'make'.

3. a medical procedure in which X-ray images of a specific body part are taken and

3.名詞B2
釋義

a medical procedure in which X-ray images of a specific body part are taken and examined, usually to diagnose an injury or illness

例句

Leila went for an X-ray on her ankle after twisting it during a football match.

collocation: go for an X-ray / have an X-ray

The nurse told Chen that the X-ray would take only five minutes and would not hurt.

同義詞

文法句型

have + an X-ray

go for + an X-ray

用法筆記

Common in the collocations 'go for an X-ray' and 'have an X-ray', which describe the patient's experience of the procedure. This sense contrasts with sense 2 (the image itself).

常見錯誤

The X-ray showed nothing wrong' (when the exam just finished and no image has been discussed).
The X-ray examination showed nothing wrong' or 'We did an X-ray and it showed nothing wrong.
💡To avoid confusion with the photograph sense, add 'examination' or rephrase when the procedure is meant.

X-ray — verb