全部

1·The dog has a big, black spot on his back.

这只狗背上有一个很大的黑色斑点。

2·As we see in the picture, a white spot is in the black area and a black spot is in the white area.

正如我们在图中所见的，一个白点在黑色区域中，一个黑点在白色区域中。

3·The white paper represents our whole life and the black spot represents problems in our life.

白纸代表我们的一生，黑点代表我们生活中的问题。

4·Is the black spot growing?

黑点在扩展吗？

5·There is a black spot on your coat.

你的大衣上有个黑色斑点。

6·I aimed at the black spot and missed.

我瞄准了那个黑点，但没打中。

7·Drive with Care! Accident Black Spot.

谨慎驾驶员！交通事故多发地段！

8·Every family cooking-pot has a black spot.

每个家庭的锅子都有黑色的污点。

9·He aimed at the black spot and missed (it).

他瞄准黑点但没击中。

10·The dog with black spot on his neck is cute.

那个脖子上长着黑色斑点的狗狗很可爱。

黑斑

1·Now, there are two ways to measure the stray light, respectively, surface source method (black spot method) and the point source method.

现有的杂散光测量系统分为两类，分别为面源法（黑斑法）和点源法。