Cohydrol
石墨的胶态溶液
🗣️ 情景例句
Anything particular you want to know? Let me hear about it.
有什么特别问题你需要了解吗？说来让我听听。
East or west,home is best.
东也好，西也好，还是家中最好；金窝银窝，不如家里的草窝。
Let's meet outside the park gate.
咱们在公园的大门外碰头吧。