Her pregnancy test was negative.
她的孕检呈阴性。
His response was negative.
他的回答是否定的。
The percentage of false negatives generated by the cancer test is of great concern.
癌症检查的.结果中，假阴性占一定比例的现象受到极大关注。
They received a negative reply.
他们得到一个否定的答复。
She answered in the negative.
她作了否定的回答。