Organanlage
器官原基
🗣️ 情景例句
Yes. In there. Good luck.
是的 ，在那里面。祝你好运。
All bags contain an inner waterproof lining.
所有包内都有一层防水内衬。
Eric had been the eldest son of the family, very much older than his two brothers.
埃里克是这家长子。