hotbed chives韭黄
Hotbed Coffee温床精品咖啡
hotbed hatching炕孵
hotbed cultivation温床栽培
hotbed leek韭黄
electric hotbed电温床
hotbed combine联合温床
sunk hotbed低设温床
hotbed growing温床栽培
N-COUNT（可数名词） If you say that somewhere is a hotbed of an undesirable activity, you are emphasizing that a lot of the activity is going on there or being started there. (不良活动的)温床 [with supp, usu N 'of' n] [强调]
...a state now known worldwide as a hotbed of racial intolerance.
...一个现已举世皆知的、作为种族歧视温床的国家.