Polystichin
耳蕨素
🗣️ 情景例句
She was sick so the didn't attend her classes.
她生病了，所以没上学。
Is the plane leaving?
飞机要起飞了吗？
The action he takes varies according to the nature of the complaint.
司法特员采取的行动因意见的性质不同而有所不同。