The security code for use in emergency was supposed to stay in a sealed envelope for the cosmonaut to open only if necessary, but Ivanovsky was too nervous to stick with protocol.
紧急条件使用的安全密码放在一个密封信封中，宇航员只有在必要情到况下使用，Ivanovsky过于紧张没有按照预定的程序执行。
The security code for use in emergency was supposed to stay in a sealed envelope for the cosmonaut to open only if necessary, but Ivanovsky was too nervous to stick with protocol.
紧急条件使用的安全密码放在一个密封信封中，宇航员只有在必要情到况下使用，Ivanovsky过于紧张没有按照预定的程序执行。
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