floe
n. 海面上所结的浮冰
近义词：icefloe，island，iceberg，icefield，icecap，icesheet，glacier，
英英释义
Noun
- a flat mass of ice (smaller than an ice field) floating at sea
例句
- Ice-floes are a threat to shipping in the area.浮冰对这一带的航运是一种威胁。