Leapfrog test
[计] 跳步检查
🧩 词语组成解析
n. 跳背游戏, 竞相提高\\nvi. 跳背, 交替前进\\nvt. 跃过
🗣️ 情景例句
and I thought ... maybe ...
我觉得……也许……
You should have your suit cleaned and ironed.
你应该把你的套装拿去洗烫一下。
A short while ago, my sister helped me to carry one of my old bookcases up the stairs.
几分钟前，我妹妹帮我把一个旧书橱抬上了楼。