not too well

基本解释

My father is not too well.
我父亲的身体情况不太好。
They were 1-0 up at home, but we came away with a point despite having played not too well.
他们本可以在主场1-0战胜我们，但是在我们没有发挥的好的情况下，我们却从客场拿到了一分。
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On this occasion, I wish to discuss with you my tentative/preliminary/not too well-conceived thoughts on the prospects of Sino-British economic and trade relationship.
我愿借此机会,就中英经贸关系的发展前景,发表自已的一些不太成熟的看法,供各位参考.

The soil should be kept moist but well drained so it does not get too wet.
You make a life plan, what you want to accomplish in your life, and well, obviously enough, some of us will die too soon, not just in terms of, "oh, well, life still could've had good things," but too soon in terms of you didn't get where you wanted to get in terms of your life plan.
比如你订了一个一生的计划，写下你一生想实现的事情，显而易见我们中有些人会死得太早，死得太早并不是说，生活还有美好的事情“,死得太早是因为,你还没有实现你的人生计划。
耶鲁公开课 - 死亡课程节选
Well, it's nice to go for a walk. Not too far from here, Sheep's Meadow.
出去散散步还不错。我会去离这儿不太远的绵羊草地。
哥伦布的故事 - SpeakingMax英语口语达人

Not too well, I fear.
FORBES: Do We Value People Who "Think Different"? In Schools: Mostly Not.