Tra từ sample - Từ điển Oxford Advanced Learner 8th

sam·ple [sample samples sampled sampling] noun, verb BrE [ˈsɑːmpl] NAmE [ˈsæmpl]
noun
1. a number of people or things taken from a larger group and used in tests to provide information about the group
• The interviews were given to a random sample of students.
• The survey covers a representative sample of schools.
•a sample survey
2. a small amount of a substance taken from a larger amount and tested in order to obtain information about the substance
•a blood sample
• Samples of the water contained pesticide.
3. a small amount or example of sth that can be looked at or tried to see what it is like
• ‘I'd like to see a sample of your work,’ said the manager.
•a free sample of shampoo
• Would you like a sample of the fabric to take home?
4. (technical)a piece of recorded music or sound that is used in a new piece of music
•‘Candy’ includes a swirling sample from a Walker Brothers song.

Word Origin:
Middle English (as a noun): from an Anglo-Norman French variant of Old French essample ‘example’. Current senses of the verb date from the mid 18th cent.

Collocations:
Scientific research
Theory
formulate/advance a theory/hypothesis
build/construct/create/develop a simple/theoretical/mathematical model
develop/establish/provide/use a theoretical/conceptual framework
advance/argue/develop the thesis that…
explore an idea/a concept/a hypothesis
make a prediction/an inference
base a prediction/your calculations on sth
investigate/evaluate/accept/challenge/reject a theory/hypothesis/model
Experiment
design an experiment/a questionnaire/a study/a test
do research/an experiment/an analysis
make observations/measurements/calculations
carry out/conduct/perform an experiment/a test/a longitudinal study/observations/clinical trials
run an experiment/a simulation/clinical trials
repeat an experiment/a test/an analysis
replicate a study/the results/the findings
observe/study/examine/investigate/assess a pattern/a process/a behaviour/(especially US) a behavior
fund/support the research/project/study
seek/provide/get/secure funding for research
Results
collect/gather/extract data/information
yield data/evidence/similar findings/the same results
analyse/examine the data/soil samples/a specimen
consider/compare/interpret the results/findings
fit the data/model
confirm/support/verify a prediction/a hypothesis/the results/the findings
prove a conjecture/hypothesis/theorem
draw/make/reach the same conclusions
read/review the records/literature
describe/report an experiment/a study
present/publish/summarize the results/findings
present/publish/read/review/cite a paper in a scientific journal

Example Bank:
•All the athletes had to provide a urine sample.
•I'd like to see a sample of your work.
•Our sample comprised 250 catering workers.
•The research was based on samples from 29 populations.
•They're giving out free samples of the new toothpaste.
•We looked at sample books to choose the fabric.
•a random sample drawn from men aged 35–40
•a wide sample of people
•samples of tissue
•The results are based on a sample of 100 people drawn from different areas and social classes.

verb
1. ~ sth to try a small amount of a particular food to see what it is like; to experience sth for a short time to see what it is like
•I sampled the delights of Greek cooking for the first time.
2. ~ sb/sth (technical)to test, question, etc, part of sth or of a group of people in order to find out what the rest is like
•12% of the children sampled said they prefer cats to dogs.
3. ~ sth (technical)to record part of a piece of music, or a sound, in order to use it in a new piece of music
Verb forms:

Word Origin:
Middle English (as a noun): from an Anglo-Norman French variant of Old French essample ‘example’. Current senses of the verb date from the mid 18th cent.

Example Bank:
•The survey was done using a group of 100 children randomly sampled from the school population.
•12% of the children sampled said they prefer cats to dogs.
•He put his head out of the window and sampled the morning air.