Ergostane
麦角甾烷
🗣️ 情景例句
Chocolate.
巧克力的。
Martha will expect you to come by at six o'clock for dinner.
玛莎以为你在六点以前会来吃晚饭。
Frank gently lifted the crockery out of the box an suddenly noticed a miniature painting at the bottom of the packing case.
弗兰克轻轻地把陶器拿出箱子，突然发现在箱底有一幅微型画，