Neuroectodermal
神经外胚层
🗣️ 情景例句
Hi. What can I do for you?
嗨 。我能帮你吗？
Shall we be on our way now?
我们应该告辞了吧？
Soon afterwards, the balloon began to descend and it landed near an airfield.
不久，气球开始降落，在一个停机坪附近着了陆。