I found a black spot on the dog's back.

我在狗的背上发现了一个黑色的斑点。

Drive with Care! Accident Black Spot!

谨慎驾驶员! 交通事故多发地段!

Drive with Care! Accident Black Spot.

谨慎驾驶员！交通事故多发地段！

Every family cooking-pot has a black spot.

每个家庭的锅子都有黑色的污点。

Every family cooking - pot has a black spot.

每个家庭的锅子都有黑色的污点.

Do this throughout the year, whenever black spot occurs.

无论何时，每次黑斑病爆发的时候都要进行这项工作。

A little black spot was seen moving quickly on the screen.

大家看到一个小黑点在屏幕上迅速的移动.

That road junction is a well - known accident black spot.

那条路的交叉处是有名的事故多发地段.

It then moves outward, leaving a black spot of dead cells in its wake.

之后它们向外扩散，在待过的地方留下黑斑状的死细胞。

Black spot indicates successive movement of sliver trough a combing cycle .

黑点表明棉条在一个精梳周期上的连续运动。