Little

There is little water in the glass.

There is little milk in the glass.

There is little water left in the bottle.

I have little time to finish my work.

There is little evidence either way.

A little

There is a little water in the glass.

There is a little milk in the glass.

I’ll be a bit later home tomorrow.

He smiled just a little.

Her hands were shaking a little.

总结：

"Little"通常表示“几乎没有”或“很少”，带有否定意义，后面跟不可数名词。

"A little"表示“有一点”或“有一些”，带有肯定意义，后面也跟不可数名词。

希望这些例句能帮助你更好地理解和使用"little"和"a little"。