1. sleepiest的解释

1. And its the teenagers who are the sleepiest of all, with baby boomers getting the most sleep.
    青少年是最犯困的群体，而婴儿潮时期出生的人睡得最多。

2. It was the sleepiest of sleepy days.
    这是最最发困的日子。

3. danci.edu.pub

3. The air was utterly dead. There was not a breath stirring. It was the sleepiest of sleepy days.
    空气死一般寂等，纹丝不动，这是最最发困的日子。