crt

IPA/ˌsiː.ɑːˈtiː/
IPA/ˌsiː.ɑːrˈtiː/

crt — noun

  • crtsingular
  • crtsplural

1. short form of cathode ray tube — the deep, glass tube once used inside older tel

1.名詞C1
釋義

short form of cathode ray tube — the deep, glass tube once used inside older televisions and computer monitors that fires electrons at a coated surface to draw the picture.

例句

Esteban dragged the heavy CRT monitor down from the attic to play retro games.

common collocation: CRT monitor

The family finally replaced its bulky CRT television with a flat LCD screen last spring.

contrastive: CRT vs LCD / flat screens

同義詞
反義詞
  • LCD

    the flat-panel technology that replaced CRTs

  • flat-screen

    general modern alternative

文法句型

CRT + monitor / television / display

用法筆記

Almost always written in capitals. Most often appears in the noun phrase 'CRT monitor' or 'CRT television', usually in contrast with newer flat-panel screens.

常見錯誤

❌I bought a new crt for my desk.
✅I bought a new CRT for my desk.
💡written in capitals because it is an abbreviation.

2. short form of cardiac resynchronization therapy — used when a weak heart is help

2.名詞C2
釋義

short form of cardiac resynchronization therapy — used when a weak heart is helped by a small implanted device that sends electrical signals so the two ventricles squeeze together at the correct moment.

例句

After her heart failure worsened, Adina's cardiologist recommended CRT to improve her energy levels.

typical context: heart failure + recommendation

Patients who receive CRT often report less shortness of breath when walking up stairs.

collocation: receive CRT

同義詞

文法句型

receive / undergo + CRT

用法筆記

Distinct from sense 1 — appears only in medical contexts, usually paired with words like 'heart failure', 'pacemaker', or 'cardiologist'. The verbs 'receive', 'undergo', and 'qualify for' are typical.

常見錯誤

❌Doctors gave her a CRT.
✅Doctors gave her CRT.
💡uncountable in this sense; no article.