Euglenophyceae
裸藻纲
🗣️ 情景例句
Where's your father?
你爸爸在哪？
The president must have the approval of Congress to declare war.
总统若要宣战，必须获得国会的承认。
First, I'd like to tell you a few things about this factory.
首先，我想告诉你们有关这家工厂的一些情况。