I feel low lately.

我最近情绪不好。

youdao

In actuality, they feel low on energy because they have a weak sleep system, not because they're sleeping too little.

实际上，他们感到没有活力不是因为他们睡得少，而是他们有一个弱的睡眠系统。

youdao

If you're currently sleeping around 8 to 10 hours and you feel LOW on energy during the day, it's not because you need more sleep.

如果你现在睡眠时间在8 - 10小时左右而你感到一天的活力很低，不是因为你需要睡更多。

youdao

They have the green cards. They are low-income people, but they feel like they've made it."

VOA: standard.2010.07.22

When they are depressed however they feel low, are often tired and might have sleep problems, feelings of worthlessness and guilt.

BBC: NEWS | Health | Call for mental disorder checks

And to the things I used to, 'cause I feel low.

NPR: 'Heartless Bastards' Take Cautious Steps Into Limelight

Sometimes I feel low.

NPR: 'Heartless Bastards' Take Cautious Steps Into Limelight