We find it hard to relieve ourselves when there are people around as a result of the self defense instinct ingrained in our DNA from the past.
It's difficult to pass waste when there are people around because the self defense instinct is deeply ingrained our DNA.
We find it difficult to go to the toilet if there's someone around because of the self defense mechanism we inherited in our DNA.
英訳１：relieve oneself は「用を足す、排泄する」おちう意味の上品な言い方です。
as a result of ...は「…の結果として」、self defense instinct「自己防衛本能」、ingrained は「深くしみ込んだ」という意味です。
英訳２：It's difficult to ... when ～で「～のときは、…するのが難しい」という表現になります。
pass waste も「排泄する」の間接表現です。
英訳３：find it ...は「…と思う」ということ。inherit は「受け継ぐ」の意味です。
- We find it hard to relieve ourselves when there are other people around because of the self defense instinct ingrained in our DNA through generations.
アメリカ合衆国 
日本 
