Formular
a. 公式的
🗣️ 情景例句
2,3,4 ... now switch. ... 2 3 4
……现在 左右交替……
Yes, our market analysis tells us our prime user will be between 40 and 60.
好的，我们的市场分析告诉我们，我们产品主要的使用者年龄将在40至60岁。
While the battered car was moving away, Roy stopped his bus and telephoned the police.
当那辆被撞坏的车开走后，罗伊停下车，给警察挂了电话。