Definition: quickly and in large numbers Level: C2
在活动期间，电子邮件纷至沓来。
Emails were arriving ___thick ___and ___fast during the campaign.
产品发布后，投诉接踵而至。
Complaints poured in ___thick ___and ___fast after the product launch.
在头脑风暴会议中，想法层出不穷。
Ideas were generated ___thick ___and ___fast in the brainstorming session.
