Leapfrog
n. 跳背游戲, 競相提高\\nvi. 跳背, 交替前進\\nvt. 躍過
? 同義詞
??? 情景例句
Well, how do you like it so far?
好了， 到現在為止， 你們感覺怎么樣？
Where am I supposed to pay the excess train fare?
我應該在哪里補票？
Beijing will be rainy. The temperature will be 2 to 9.
北京有雨。氣溫2C~9C。