Eupotamous
[生态]真河流生物的
🗣️ 情景例句
She loves children.
她喜欢孩子。
I wish I could repay you somehow for your kindness.
我希望我能报答你你的善意。
It is not a simple competition for a fixed amount of food determined by the physical environment,
它已不是为了争得物质环境所决定的有限食物而进行的简单竞争了，