Carvone
香芹酮
🗣️ 情景例句
People who take less exercise seem more vulnerable to illness.
缺少运动的人对疾病的抵抗力就差。
Friend or foe…
一视同仁。
How did the bees know exactly in which diection to fly?
蜜蜂是怎样确切地知道朝哪个方向飞呢？