Polystichin
耳蕨素
🗣️ 情景例句
Do you know what I'm talking about?
知道我讲的是什么吗？
The snow will soon be deep enough to ski on.
雪将会很快就积到可以滑的深度了。
In despair, I asked her whether she was enjoying her dinner.
失望之中我问她饭是否吃得满意。