Sadly, the scientists found 1800 pieces of microplastics per liter of (每升) snow.

遗憾的是，科学家们在每升雪里发现1800粒塑料微粒。

youdao

Moles per liter per second.

摩尔每升每秒。

youdao

So we'll multiply by 1000 milliliters per liter.

所以需要乘以1000毫升每升。

youdao

(Speaking) At present, the average price of gasoline in the United States is well below Leonhardt's barely-competitive threshold of about 75-cents per liter.

VOA: standard.2010.02.23

One man appreciates cheap domestic gasoline, sold at pennies per liter, but adds "on the other hand, if the price of gasoline were higher, maybe there would be more funds for roads and other projects."

VOA: standard.2010.08.06

This is 27, 000 times less stringent than the EPA rule of 3 picocuries per liter.

FORBES: EPA Draft Stirs Fears of Radically Relaxed Radiation Guidelines

Or imagine if Congress mandated a 17-kilometers-per-liter average for cars instead of the 12-kilometers-per-liter average now.

FORBES: Magazine Article

The sample contained 1.9 picoCuries per liter of cesium-137, which falls under the same 3.0 standard.

FORBES: Radiation Detected In Drinking Water In 13 More US Cities, Cesium-137 In Vermont Milk