Psilopsida
松叶蕨纲
🗣️ 情景例句
That's a practicable course of action.
那是一个切合实际的行动方案。
Seriously, thank you all for coming and taking part in our camp.
说真的，谢谢你们来加入我们的野营。
It's about 400 yards from here.
离这儿大约有400码。