Leapfrog
n. 跳背游戏, 竞相提高\\nvi. 跳背, 交替前进\\nvt. 跃过
✅ 同义词
🗣️ 情景例句
She's a smart young lady, and very nice.
她是个聪明的年轻姑娘 而且很善良。
He's concentrating on learning English.
他集中精力学英语。
I've been working at a meat factory for about two months now.
大约两个月来，我一直在一家肉厂干活。