1) nave
[英][neɪv] [美][nev]
(1)轮(2)套
2) wheel
[英][wi:l] [美][wil]
(1)轮(2)齿轮
3) buckle
[英]['bʌkl] [美]['bʌkḷ]
(1)扣(2)箍，套
4) boot
[英][bu:t] [美][but]
(1)罩(2)套管
5) hub
[英][hʌb] [美][hʌb]
(1)中枢，中心(2)轮毂(3)衬套
6) housing
[英]['haʊzɪŋ] [美]['hauzɪŋ]
(1)套(2)壳(3)盖，罩
参考词条