英语翻译翻译成英语：注意在吃面条的时候一定要发出声音,那样才是礼貌的.餐桌上不能用筷子去刺盘子里的食物.不可以用筷子对着

Make sure that you make some noise when eating noodles.This is an act of courtesy.One cannot use chopsticks to pierce the food in the plate on the dining table.Don't point the chopsticks at anyone.It will be rude to do so.
eat or drink while walking down the street
在街上走路时吃喝.

边走边吃

Note that when eating noodles must be sound, so is the politeness. The table can not use chopsticks to stab plate of food. Front of others can not use chopsticks, so is very impolite.