空闲

free;leisurely
～时间 free time;spare time;leisure hours /～设备unused (or idle)equipment

• crowfoot
• crow-keeper
• crown
• crown agents for overseas governments and administrations
• crown colony
• crowner
• crownet
• crown gall
• crown jewels
• crown land
• crown of thorns
• crown-of-thorns starfish
• croydon
• crozet islands
• crucial
• crucible
• crucible process
• crucifix
• crucifixion
• crud
• crude
• cruden，alexander
• crude oil
• crudy
• cruel