Sounds like something poking a hole in a balloon and letting it fly as it deflates, or when an air compressor fills up a tire or another inflatable object such as an expandable tube. Created using SFXR
氣球縮小1
聲道：1
類型：wav
chip、balloons、8-bit、sfxr、spike、noise、retro、cutting、game、air、balloon、deflation、arcade、sfx、computer、poke、video-game
芯片、氣球、8位、sfxr、穗、噪聲、復古、切割、遊戲、空氣、氣球、放氣、拱廊、SFX、電腦、戳、視頻遊戲
資料來源：freesound ( https://freesound.org )

I combined the sound of a bunch of different emergency vehicles for an episode of Bloody, Bold, Irresolute. It's great for emergency situations and run-ins with the law.
緊急車輛
聲道：2
類型：mp3
Helicopter、Ambulance、Warning、Alarm、Emergency、Police、Siren
直升機、救護車、警告、報警、急、警察、警笛
資料來源：freesound ( https://freesound.org )

Good for any edm type of music
聲道：2
類型：wav
loop、electronic、electro、rave、trance、techno、edm、synth、house、club、progressive、lead、168bpm
資料來源：freesound ( https://freesound.org )

8-bit retro chipsound chip 8bit chiptune powerup video-game
SFX_Powerup_19.wav
聲道：1
類型：wav
8bit、8-bit、retro、video-game、chip、chiptune、powerup、chipsound
8位、8位、復古、視頻遊戲、芯片、芯片音樂、充電、chipsound
資料來源：freesound ( https://freesound.org )

This is a very weird sound that combines robot and little girl noises. Echo added to add to effect.
聲道：2
類型：wav
Creepy-Children、Wee、Robot
資料來源：freesound ( https://freesound.org )

Car keys rattling while moving: metal sound from car keys keychains hitting each other
汽車鑰匙鏈rattling.wav
聲道：2
類型：wav
movement、loud、keychain、rattling、rattle、Metal、Keys、OWI、noise
運動、響、鑰匙扣、劍拔弩張、霸王鞭、金屬、按鍵、OWI、噪聲
資料來源：freesound ( https://freesound.org )

Opening metal police handcuffs.Recorded with RØDE M3.More content at http://www.vehiclemusic.eu
手銬 - 金屬 - 開01.wav
聲道：2
類型：wav
police、handcuffs、unlock、open
警察、手銬、開鎖、打開
資料來源：freesound ( https://freesound.org )

Field recording of a thunderstorm taken in Gateshead, UK, 6th August 2011
雷暴，英國蓋茨黑德，2011年8月6日
聲道：2
類型：wav
thunderstorm、rain、field-recording、weather、lightning
雷雨、雨、現場記錄、天氣、閃電
資料來源：freesound ( https://freesound.org )

A single steel knife is being sharpened in this clip. The knife is sharpened at a medium to slow pace. Towards the middle of the clip the knife is being sharpened at a much faster pace. The knife is metallic so the sound clip has a metal-like overall feeling.
磨刀
聲道：1
類型：wav
kitchen、knife、filing、sharpen、sharp、scratching、scratch、file、knives、sharpening、metallic、scrape、silver、metal、blade、utensil、scraping、iron、OWI、metal-knife、steel
廚房、刀、備案、削尖、尖銳、搔抓、刮、文件、刀、銳化、金屬的、刮、銀、金屬、刀、用具、刮、鐵、OWI、金屬刀、鋼
資料來源：freesound ( https://freesound.org )

Recorded from my balcony in the early morning, which is across the road from a train station. General ambience, birds and some train station sounds. Recorded with a Tascam DR-100.
附近的火車站街道氣氛，鳥類long.wav
聲道：2
類型：wav
ambience、trains、background、street、quiet、people、nature、field-recording、train-station
環境、火車、背景、街、安靜、人、性質、現場記錄、火車站
資料來源：freesound ( https://freesound.org )