It could look like they didn't take the work seriously, but they really did because they're going to have to live with radioactivity their whole life.
امکان داشت بنظر برسد که آنها کار را  جدی نمی‎گرفتند، اما اینطور نبود. چون قرار است تا آخرعمرشان با رادیواکتیو زندگی کنند.