informal the stomach or the front part of the body between your chest and your legs腹部,胃
He fell asleep with a full belly and a happy heart.他吃饱喝足后心满意足地睡着了。
By the sixth month of pregnancy, Gina's belly had begun to swell.吉娜已有6个月身孕,肚子开始鼓起来了。
the rounded or curved part of an object(物体的)鼓起部分
The belly of the aircraft was painted red.飞机底部漆成红色。