imager

/ˈi-mi-jər/ (ame, mw)

imager — 名詞

1. a person, device, or system that creates a visual representation or picture of s

1.名詞B2
釋義

成像器；影像技師

能產生圖像的人或設備

a person, device, or system that creates a visual representation or picture of something.

例句

The satellite imager sends back high-resolution pictures of the coastline every six hours.

這顆衛星成像器每六小時傳回一張高解析度的海岸線照片。

collocation: satellite imager

Mei-Lin works as a medical imager at the city hospital, preparing scans for the radiology team.

Mei-Lin 在市中心醫院擔任醫療成像技師，負責為放射科準備掃描影像。

person sense: medical imager as a job title

同義詞
  • scanner

    more specific — refers only to devices that digitise physical objects or body parts; not used for a person

  • camera

    more common in everyday use; 'imager' is more technical and less frequent in general conversation

用法筆記

Sense 1 is the broadest meaning and can refer to either a person (e.g. a radiographer, imaging scientist) or a device (e.g. a camera, scanner). Context usually makes the referent clear.

常見錯誤

❌The imager took a photo of the sunset' (when referring to a person).
✅The photographer used an imager to capture the sunset.
💡'imager' for a person describes a professional role, not a casual user of a camera.

2. a specialised machine found in hospitals or clinics that produces visual images

2.名詞C1
釋義

影像儀

醫院用於體內診斷的掃描設備

a specialised machine found in hospitals or clinics that produces visual images from inside a patient's body, helping doctors identify and examine injuries or diseases.

例句

The radiologist turned on the MRI imager and asked the patient to lie very still.

放射科醫師啟動了 MRI 影像儀，並請病人保持靜止不動。

After Dr. Okonkwo reviewed the images from the CT imager, he scheduled the surgery for the next morning.

Okonkwo 醫師檢視了 CT 影像儀的結果後，將手術安排在隔天早上。

collocation: CT imager

同義詞
  • scanner

    more common in everyday hospital language; 'imager' is the more formal technical term

  • imaging machine

    a descriptive paraphrase that is less concise; 'imager' is the standard technical noun

用法筆記

Frequently modified by a preceding modality name (CT imager, MRI imager, ultrasound imager). In casual hospital speech, staff often shorten 'MRI imager' to 'MRI' or 'scanner'.

常見錯誤

❌The doctor used an imager to listen to my heartbeat.
✅The doctor used an ultrasound imager to check my heart.
💡'imager' always produces a visual picture, not sound.

3. a high-precision instrument used in research or technical fields that detects si

3.名詞C2
釋義

科學成像儀

用於研究的高精度成像設備

a high-precision instrument used in research or technical fields that detects signals from a target and converts them into extremely detailed visual data for analysis.

例句

The thermal imager on the telescope detected heat patterns from a distant star cluster.

望遠鏡上的熱成像儀偵測到一個遙遠星團的熱能分布模式。

collocation: thermal imager

Chen's team deployed a hyperspectral imager on the research drone to map mineral deposits across the desert.

Chen 的研究團隊在偵察無人機上安裝了高光譜成像儀，用來繪製沙漠中的礦藏分布圖。

compound: hyperspectral imager

同義詞
  • imaging system

    broader term that may include the full setup of hardware and software; 'imager' typically refers to the core detection-and-display unit

  • sensor

    overlaps in meaning but a sensor may only detect without producing an image; an imager always generates a visual output

用法筆記

Restricted to formal scientific or technical writing. In research papers, the instrument is usually named by its specific modality (thermal imager, electron imager, hyperspectral imager) rather than the bare noun 'imager'.