Petn
[医] 四硝酸戊赤藓醇[酯], 四硝酸戊四醇[酯], 长效硝酸甘油
🗣️ 情景例句
Dad, your apple pie is my favorite dessert.
爸爸 你做的苹果派是我最爱吃的甜点。
The athletes competed for the honor of their country.
选手们为了国家的荣誉而互相竞赛。
Between twelve and eighty years we gradually lose this power;
除在12岁至80岁之间，我们逐渐丧失这种能力。