But despite a highly effective and safe vaccine, measles is making a comeback.

尽管麻疹疫苗非常有效且安全，但麻疹却卷土重来。

And a group of French scientists are modifying the measles vaccine to work against the virus.

法国科学家正在修改麻疹疫苗以对抗这种病毒。

The immunizations required by the school are standard – measles, mumps, chicken pox, polio – all vaccines your other children have had.

乔纳斯：学校要求的免疫接种是标准的——麻疹、腮腺炎、水痘、小儿麻痹症——你其他孩子接种过的所有疫苗。