1. Company A is filing a barrage of lawsuits against Company B for infringing on their patents.2. An avalanche of congratulatory letters came to my mailbox when I got married.3. We both had a run of bad fortune.
 flood; barrage flood; avalanche a run of something a lot of something跟常用在看不到的東西, 常用在看得到的東西. A lot of something 是最簡單的說法。
All the work I've been putting into this project has been al for nothing because my boss is shutting it down.