cascade
- n. 层叠；小瀑布；喷流
- vi. 像瀑布般冲下或倾泻
- v. 使瀑布似地落下
英英释意
- 1. a small waterfall or series of small waterfalls
- 2. a succession of stages or operations or processes or units;
- "progressing in severity as though a cascade of genetic damage was occurring"
- "separation of isotopes by a cascade of processes"
- 3. a sudden downpour (as of tears or sparks etc) likened to a rain shower;
- "a little shower of rose petals"
- "a sudden cascade of sparks"