round up
动词- To collect or gather (something) together. · The city hall needs to round up all the wrongly parked bikes across the city.· They rounded up a group of experts and got their opinions.
- To gather (livestock such as cattle, sheep, geese, etc.) together, such as by encircling them. · In the autumn we round up all the hill sheep and bring them down into the barn.
- To arrest or detain a group of people based on collective (rather than individualized) cause or suspicion, often as a form of targeted persecution. · During the Holocaust, the Nazis rounded up Jews into ghettos and concentration camps.· Major Strasser has been shot. Round up the usual suspects.
- To round (a number) to the smallest integer that is not less than it, or to some other greater value, especially a whole number of hundreds, thousands, etc. · The total is $24,995 — let's round it up to $25,000.
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