参议院                 cānyìyuàn                senate

军备竞赛             jūnbèi jìngsài            arms race

约瑟夫·拜登     Yuēsèfū Bàidēng      Joseph Biden

挑衅                     tiǎoxìn                     provoke; provocative; provocation

摧毁                     cuīhuǐ                     destroy

审议                     shěnyì                     consider; discuss

一再                     yízài                        time and again; repeatedly

否决                     fǒujué                      veto

遏制                     èzhì                         contain; restrain; keep within limits

侦察                     zhēnchá                   reconnoitre; reconnaissance