贤侄 meaning in English

my good nephew

" dear sir , i must trouble you once more for congratulations
贤侄先生左右：我得麻烦你再恭贺我一次。
" but is there not danger of lady catherine s disapprobation here , my good sir
“贤侄，你不怕珈苔琳夫人不赞成吗？
Now , nephew , youre on the track of an old wolf , said the uncle ; mind he doesnt give you the slip . thats as it happens , answered rostov
“喂，贤侄，一只大狼由你来对付呢， ”大叔说， “说好啦，别追失了。 ”