lab

/læb/ (bre, ipa) · [lˈæb] /læb/ (ame, ipa) · [lˈæb] /ˈlab/ (ame, mw)

lab — noun

  • labsingular
  • labsplural

1. a room, department, or workplace where people do scientific experiments, tests,

1.名詞A2
釋義

a room, department, or workplace where people do scientific experiments, tests, or research.

例句

Selim spent the afternoon in the chemistry lab testing river water.

in the chemistry lab

Our biology teacher moved the class into the lab for microscope work.

move into the lab

同義詞

文法句型

in the lab

school lab

research lab

用法筆記

Common in everyday speech as the short form of 'laboratory'. It often names school rooms, hospital departments, or research workplaces.

常見錯誤

❌We did the experiment at lab after lunch.
✅We did the experiment in the lab after lunch.
💡this countable noun usually needs an article and often follows 'in'.

2. medical tests, or the results from them, done on blood, urine, or other body sam

2.名詞B1
釋義

medical tests, or the results from them, done on blood, urine, or other body samples.

例句

The doctor ordered more lab tests after Devika's fever returned overnight.

lab tests

Christopher called the clinic because his lab results were still missing.

lab results

同義詞
  • lab work

    common in medical talk for the testing process

  • bloodwork

    narrower because it usually means blood tests only

文法句型

lab tests

lab results

lab report

lab work

用法筆記

Often appears in fixed phrases such as 'lab tests', 'lab work', and 'lab results'. Distinguish this sense from sense 1, which names the place rather than the testing or findings.

常見錯誤

❌The clinic called about my lab room this morning.
✅The clinic called about my lab results this morning.
💡in healthcare, 'lab' often refers to testing or the results, not the room itself.

3. a Labrador retriever, especially when someone is using the short everyday form.

3.名詞B1
釋義

a Labrador retriever, especially when someone is using the short everyday form.

例句

Asher takes his old lab to the beach before sunrise every weekend.

a lab = a Labrador retriever

The family chose a black lab because their children wanted a gentle dog.

black lab

同義詞

文法句型

a black lab

lab puppy

rescue lab

用法筆記

Usually appears after a color word or before words like 'puppy' and 'owner'. Use the full name 'Labrador retriever' when you need a more formal breed label.

常見錯誤

❌They adopted a lab dog from the shelter.
✅They adopted a lab from the shelter.
💡'lab' already names the breed, so adding 'dog' sounds clumsy.