Hexides
己糖二酐(脱二水己六醇类)
🗣️ 情景例句
Harvey, how are you?
你好吗，Harvey？
She requests your presence at the conference.
她恳求你们参加会议。
probably vertical, cliffs, and gentle sediment-covered terraces,
乃至垂直的峭壁和沉积物覆盖的缓和的阶梯地带，