Bitesize
一口体积
🗣️ 情景例句
How shall I address you?
我该怎样称呼你？
How long does it take for a letter to get to California ?
一封信到加利福尼亚要花多长时间？
The train was late but nobody knew the reason for the delay.
火车晚点了，但没人知道为什么。