S president elect Joe Biden to rejoin the deal.

斯總統當選人喬-拜登重新加入該協議。

The breach coincides with increasing tensions between Iran and the United States in the final days of President Donald Trump's administration.

這一漏洞恰逢美國總統特朗普執政的最後幾天，伊朗和美國之間的緊張關係日益加劇。

Tehran started violating the accord in 2019 after Trump withdrew from the pact, hostile actions and reimposed US sanctions that had been lifted Monday.

在特朗普退出該協議後，德黑蘭在2019年開始違反該協議，敵對行動和重新實施美國製裁，這些制裁已於週一解除。

Step was one of many mentioned in a law passed by Iran's parliament last month in response to the killing of the country's top nuclear scientist, which Tehran has blamed on Israel.

伊朗議會上個月通過了一項法律，以迴應該國頂級核科學家被殺事件，德黑蘭將此事件歸咎於以色列，步是其中提到的許多人之一。

Such moves by Iran could hinder attempts by the incoming Biden administration to re enter the agreements.

伊朗的這種舉動可能會阻礙即將上任的拜登政府重新加入協議的嘗試。

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S intelligence agencies believe Iran had a secret coordinated nuclear weapons program that it halted in 2003.

S情報機構認為伊朗有一個祕密的協調的核武器計劃，並在2003年停止。