🧩 词语组成解析
fern
[fə:n]
n. <植>羊齿植物，蕨类植物;
🗣️ 情景例句
Tomorrow morning after lifting weights,I'll try aerobics.
明早举完重，我去试试有氧运动。
On a crowded train, one comes in contact with many people.
在拥挤的火车里面，会和许多人接触。
However, my enthusiasm waned.
而这时我的热情却减退了。