1) confirm
[英][kən'fɜ:m] [美][kən'fɝm]

v.使更坚固,使更坚定;(进一步)证实;确认
2) confirm in

使更坚定
3) To make or become firm.

使稳定,使变坚固
4) confirm
[英][kən'fɜ:m] [美][kən'fɝm]

vt.使坚定,认可
5) ruggedize
['rʌɡidaiz]

使坚固
6) steady
[英]['stedi] [美]['stɛdɪ]

稳定的,不变的;坚定的v.(使)稳固/稳定
参考词条