it's not rocket science
イディオム642/1,085used to emphasize that sth is easy to do or understand
1 本の映画に登場 · Shiva Baby
You make your deposits once a month, it's not rocket science.
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Shiva Baby (2021)33:07
イディオム · 642 / 1,085
used to emphasize that sth is easy to do or understand