每次大哥大嫂吵架，我都會去主動幫她們調解,我很不希望看到她們這樣，只能背著大哥安慰嫂子。

每次大哥大嫂吵架，我都会去主动帮她们调解,我很不希望看到她们这样，只能背着大哥安慰嫂子。
Every time my elder brother and sister-in-law argue, I take the initiative to help them mediate. I really don't want to see them like this, so I can only comfort my sister-in-law behind my elder brother's back.