shoal的英文翻译是什么意思，词典释义与在线翻译
Noun:- a sandbank in a stretch of water that is visible at low tide
- a stretch of shallow water
- a large group of fish;
"a school of small glittering fish swam by"
Verb:- make shallow;
"The silt shallowed the canal"
- become shallow;
"the lake shallowed over time"
