bladder

中文意思

• n. 膀胱
• n. 囊状物

英文释义

• n. a distensible membranous sac (usually containing liquid or gas)
• n. a bag that fills with air

词形变化

复数

bladders

例句

1. n. 膀胱

   You should drink plenty of water to keep your bladder healthy.

   你应该多喝水以保持膀胱健康。

2. n. 囊状物

   The football is made of a tough leather cover with a rubber bladder inside.

   这个足球由坚固的皮革外壳和内部的橡胶气囊组成。