Wall fern
n. 水龙骨
🧩 词语组成解析
fern
[fə:n]
n. <植>羊齿植物，蕨类植物;
🗣️ 情景例句
I think I'll need your expert assistance this afternoon.
我想，我今天下午需要你专业的协助。
Give never the wolf the wether.
莫把阉羊送给狼。
not to mention the equally numerous small animals like field mice and voles which you do not see,
地上有不显眼的无数的老鼠和田鼠之类的小动物，