field
US /fiːld/
UK /fiːld/

1.
2.
a particular branch of study or sphere of activity or interest.
:
•
She is an expert in the field of quantum physics.
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His work is in the field of artificial intelligence.
1.
to answer or deal with (a question, request, or problem) successfully.
:
•
The politician had to field many difficult questions from reporters.
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Our customer service team is ready to field your calls.