It was all but impossible to read his writing.

他的笔迹几乎没法辨认。

《牛津词典》

Unfortunately, you must carry the necessary equipment with you, since it's all but impossible to find natural substitutes.

不幸的是，你必须随身携带必要的设备，因为几乎不可能找到天然的替代品。

youdao

With time, the lump grew, and it was all but impossible to find a veterinarian who would treat her since she was not a dog, cat or farm animal.

随着时间的推移，肿块渐渐长大，因为她不是狗、猫或农场动物，几乎不可能找到能治疗她的兽医。

youdao

But tornadoes at night are usually impossible to see.

VOA: special.2010.05.11

It's impossible to get away with such an awkward reading, but that's the reading that the metrical form is pushing us into producing.

但不得不读的这么这么别扭,抑扬格的韵律格式迫使我们这样读。

耶鲁公开课 - 弥尔顿课程节选

He wants you to finish everything by tomorrow, but you think it's impossible.

他想让你在明天之前把所有事都做完，但你觉得这肯定是不可能的。

How can I 课堂 - SpeakingMax英语口语达人

Some of the devastation caused by Hurricane Rita is all but impossible to see by land.

NPR: Cameron Parish Hit Hard by Hurricane Rita

Never mind length, getting new work seen by audiences is all but impossible these days.

ECONOMIST: Take a break

The brain is so delicate that finding a safe and effective drug has been all but impossible.

FORBES: Repairing The Brain