群体性突发事件
基于1个网页-相关网页
sudden group event
突发群体事件
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The spittoons were almost as numerous as travelers, so we would have been well served in the event of a sudden outbreak of mass expectoration, or a group exercise in consumption of chewing tobacco.
痰盂几乎和旅客一样多，如果我们当中大部分人突然要吐痰，或是集体吃起嚼烟，这些痰盂都够用了。
youdao
应用推荐
模块上移
模块下移
不移动