Is practical for small projects, but not large-scale projects.

是实际的小型项目，而不是大型项目。

youdao

The box had an opening big enough for the seal to put his head in, but not large enough for him to enter completely.

水箱有一个足于让海豹伸头进去的开口，但还没有大到足于让它全身通过。

youdao

I have to teach the same course books several times in the summer holiday camp, which is sometimes boring and not well-paid, but by and large, I am quite delighted in being with young people.

在暑假夏令营的时候，我不得不教好几遍同一门课的书。有时很无聊，报酬也不高，但总的来说，我很喜欢和年轻人在一起。

youdao

But professors at big schools say there is not enough time to write evaluations for each student in large classes.

VOA: special.2009.03.05

So, now you have a single molecule, very large molecule, with not just two binding sites but with ten binding sites.

所以如果你体内有一个细胞,一个体积很大的细胞,细胞表面不只有两个抗原结合位点,而有十个抗原结合位点

耶鲁公开课 - 生物医学工程探索课程节选

For smaller versions there were, but not for the large course.

小课有实验室，但大课没有。

麻省理工公开课 - 媒体、教育、市场课程节选

Essentially, 20% is a large enough threshold that it reduces the cost of hedging but not so large that it precludes a recovery.

FORBES: Hedging with ETF Options, No ETFs Required

The theatre at Fort Monmouth was secluded and cheap, but not nearly large enough for the crew to set up the full travelling stage, with all the proper lights, risers, ramps, and sound system.

NEWYORKER: We Are Alive

One of those was named Sandy, as it transitioned from a large but not particularly intense hurricane into a large and particularly vicious coastal storm.

FORBES: The Anatomy Of D.C.'s Snowstorm Forecast Bust: When Good Science And Good People Go Wrong