Ostium
n. 口, 门, 孔\\n[医] 口, 门口
🗣️ 情景例句
No way.
不可能
Skiing is such a challenging sport!
滑雪是非常有挑战性的运动！
Banana ice cream with hot chocolate sauce for me, please.
请给我来一份香蕉冰淇淋，浇上热巧克力汁。