Two bars on a pregnancy test is pregnancy. A pregnancy test is a way to test the level of hCG in urine to determine if you are pregnant. If the result is two bars on the pregnant. The method of using the pregnancy test stick is to dip the end with the arrow mark into the container with urine, take it out after three seconds and put it flat to observe the result. There are generally four results: 1, the test area appears two purplish-red lines, indicating pregnancy. 2. One purple-red line appears in the test area, indicating no pregnancy. 3、No purplish-red line appears in the test area is invalid. 4, if the appearance of a clear purple-red, a not very obvious red is a weak positive. The pregnancy test stick is to test the hCG level in the body, so there will be false positives or false negatives.