There were twelve death eaters in the hall of prophecy but only ten in the death chamber.

在预言厅中有十二个食死徒，但是在死亡室中只有十个。

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But at least one death was real: cosmonaut Valentin Bondarenko died in a pressure chamber fire during ground training less than a month before Gagarin's flight.

但是至少有一次牺牲是实实在在的：宇航员ValentinBondarenko在Gagarin飞行前不到一个月的一次地面训练中因气压舱着火而死亡。

youdao

But at least one death was real: cosmonaut Valentin Bondarenko died in a pressure chamber fire during ground training less than a month before Gagarin's flight.

但是至少有一次牺牲是实实在在的：宇航员ValentinBondarenko在Gagarin飞行前不到一个月的一次地面训练中因气压舱着火而死亡。

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