Lanostane
羊毛甾烷
🗣️ 情景例句
Do you have any magazines I can read during the flight?
你们机上有杂志给我看吗？
Poverty shows us who are our friends and who are our enemies.
贫困才能显出敌和友。
Hello! Could I speak to the headmaster, please?
您好！我能和校长通话吗？