let out

动词

To release. (transitive) · The students were let out of school early.· If you go into the aviary, don't let out any of the birds!
Of a school: to finish for the day or term, allowing the pupils to go home. (US, intransitive)
To allow to operate at higher speed by adjusting controls. · He let out the reins when they were a mile from the barn.· The engineer let out the throttle after the train crossed the bridge.
To rent out. · We let out the house and went on a two-year world trip.
To enlarge by adjusting one or more seams. · After the holidays he had to have his suits let out.
Of sound, to emit. (informal) · The dog let out a yelp.
To disclose. · He accidentally let out the location for the meeting.
To begin to tell a story. (transitive)

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