请输入您要查询的英文单词：
单词
coaster
释义
coaster
NOUN
C
/ˈkəʊstə/
1
a small flat object that you put under a cup to protect the table 杯垫；杯托
2
a ship that sails along the coast from one port to another carrying goods 沿海岸航行的货轮
3
AMERICAN a roller coaster