Ectogene
外因
🗣️ 情景例句
Where will you be living during your stay here?
你在此期间打算住哪里？
Coming events cast their shadows before them.
山雨欲来风满楼。
The trainer stands in front of the elephant holding a long stick with a sharp metal point.
驯练员手持一根有锋利金属尖头的长棒，站在象前。