Each piece must have at least one good "eye," the small dark spot where a sprout will grow.

每个切块应该至少有一个好的“眼”，即可以发芽的小黑点。

youdao

If the fruit is infected, it will show a spot of fluorescence, which is like a small right circle in the middle of the dark.

如果是被感染的水果，它会显示一个荧光斑点，就像在黑暗中的一个小光圈。

youdao

A dark spot, true, but a small one.

是个盲点，没错，但很小。

youdao

the small dark spot where a sprout will grow.

VOA: special.2009.03.10

Researchers at Griffith University have managed to snap the first image of a single atom's shadow and, while the dark spot may be physically small, the implications for the field of quantum computing are huge.

ENGADGET: Researchers capture a single atom's shadow, has implications for quantum computers