If you keep a medicine too long, it may lose its potency.

药物存放太久，可能会失去效力。

《牛津词典》

If a section has a dash or special character in it, the word is probably too long.

如果某部分中有一个破折号或者一个特殊的字符，那这个词就有可能太长。

youdao

The text wraps around if it is too long to fit the screen.

如果文本太长，在显示屏放不下的话，会自动换行。

《牛津词典》

But carrots loose their sweetness if you wait too long to pull them from the ground.

VOA: special.2009.02.24

stay there because who knows, there are 20 million other things I might have said, but instead let me give you the opportunity to ask questions that you would like to raise, particularly if you want to ask about how they fought, as long as we have a phalanx here we might as well use it if we need too.

你们先别走,因为,谁知道还有什么呢,我还有一肚子的东西想给你们讲,但最好还是留给你们,一些提问的机会,尤其是关于战斗的问题,讲台上正好有一列方阵可以用来讲解

耶鲁公开课 - 古希腊历史简介课程节选

Because I feel like if, if I sit in front of the computer screen for too long, I just get distracted

因为如果我坐在电脑屏幕前太长时间，就会注意力不集中的，

关于学校生活 - SpeakingMax英语口语达人

Melanoma, because of its tendency to spread if left too long, may require extra treatment such as chemotherapy.

BBC: Gene test 'aids' skin cancer detection

Expats in Laos say that sometimes, if you stay too long, you can never go back home.

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Yes, some have been, having learned tighter inventory controls increased chances that if they wait too long, products might not be there.

FORBES: Consumers Wait For Deals, Retailers Wait For 6%