chopper/ˈtʃɔpə(r); `tʃɑpɚ/ n1 chopping tool, esp a short axe or a butcher's heavy knife with a large blade 砍割工具（尤指短斧或屠夫的宽刃重刀）; 砍刀; 屠刀.2 (infml 口) helicopter 直升飞机.
牛津英汉双解词典