phrasal verb · neutral
run in
/rʌn ɪn/run·IN
speakingtask2
1) to break in (an engine) by running it gently; 2) to arrest or take someone into custody; 3) to enter or visit briefly
Examples
“The mechanic ran the new engine in for a few hours before the long journey.”
“The police ran him in after the disturbance.”
“I need to run in to the shop for some milk.”
Band 8 sentence
“The new turbines were carefully run in before being connected to the grid to avoid early failures.”
Collocations
- run an engine in / run someone in / run into the shop
Word family
run verbrunning in verb phrase
Common mistakes
run into (để chỉ bắt giữ)→run in
run in the engine→run the engine in
Say it for a higher band
5go in quickly→6run into→7+run in
Synonyms
break in (an engine)
Easily confused
run into
“I ran into an old friend at the station yesterday.”
Related words
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In run …
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