That's because my clear, milky juice turns dark when it's exposed to air.

这是因为，我清澈的乳白色汁液暴露在空气中会变黑。

The milky juice arouses many thoughts in our mind.

这些乳白色的浆液令人浮想联翩。

When pulling a dandelion to pieces, you must have noticed the milky juice that runs out of every part of the plant.

当你把蒲公英撕扯成一块一块时, 肯定注意到有种乳白色液体从各个地方流了出来。