Howto
a. 基本知识的
🗣️ 情景例句
it takes a little bit of money to run a campaign.
竞选活动需要花一些钱。
Which one is cheaper?
哪一个是较便宜的？
and the railway of the future may well be the 'hovertrain',
未来的火车或许能成为气垫火车，