1N-COUNT (栽培花草的)温室,暖房 A hothouse is a heated building, usually made of glass, in which plants and flowers can be grown. (栽培花草的)温室,暖房
2N-COUNT [oft NOUN n](尤指思想或感情活动的)爆发地,温床 You can refer to a situation or place as a hothouse when there is intense activity, especially intellectual or emotional activity. (尤指思想或感情活动的)爆发地,温床
The vast crowds make Rome a frantic hothouse at times.
熙攘的人群有时将罗马变成一个癫狂情绪的爆发地。
...the reputation of the College as a hothouse of novel ideas.