Packingless
无密封的
🗣️ 情景例句
What are you doing?
在做什么？
One hour's sleep before midnight is worth three after.
午夜前睡一小时抵得上午夜后睡三小时。
The inner workings of our own brains we feel to be uniquely worthy of investigation,
我们觉得，只有我们大脑内部的活动情况才值得研究，