🧩 词语组成解析
boulder
['bəuldə]
n. 卵石，圆石;巨砾，冰砾;漂砾;
fern
[fə:n]
n. <植>羊齿植物，蕨类植物;
🗣️ 情景例句
Shut up!
闭嘴！
Cindy's sister is coming to stay with her a week from tomorrow.
辛迪的妹妹从明天起一个星期以后将过来和她住在一起。
It can copy a long report and sort the copies and pin them together.
现它可以复印长篇的报告，把复印件分类，并装订起来。