精神抖擞的：

bright-eyed and bushy-tailed (来源于松鼠)

e.g. After a 12-hour sleep, I woke up bright-eyed and bushy-tailed.

睡了12小时醒来，我精神抖擞。

e.g. Our new intern is always the first in the office, bright-eyed and bushy-tailed.

我们的新实习生总是第一个到办公室，精神饱满。

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