应该是不用大写的.下面有例子：
Then,thinking that jiaozi should be dipped into wine first before eating,all the Britesh diplomats pickecd up a jiaozi each and dropped them into their wineglasses.The result was thw table?cloth got splashed with spilled wine.
英国外交官们见状,以为饺子应在酒杯里蘸一不再吃,于是纷纷把饺子夹起,然后让其掉到酒杯里,顿时溅得满席酒水.