Cheaper
小学 Primarya. 成本更低, 比较便宜的
🗣️ 情景例句
He says he'll get up at six tomorrow morning, but he'll never make it.
他说他明天早上要6点起床，但他是绝对做不到的。
When is the most convenient time for you?
你在什么时间最方便呢？
The journey is so smooth that there is nothing to prevent you from reading or sleeping.
旅途平稳，丝毫不妨碍你阅读或睡眠。