1、Infection with head lice is no reflection on personal hygiene.
染上頭虱并不會給個人衛(wèi)生帶來不好的影響。

2、Here are more facts you will want to know about head lice and their characteristics.
這里有更多的事實，你會想知道關于頭虱及其特點。

3、We studied 132 children without head lice who lived in a slum in north-eastern Brazil.
針對生活在巴西東北部貧民區(qū)內(nèi)的132名無頭虱癥的兒童開展了一項研究。

4、In addition, the human is at the same time there are head lice pubis and the only primates.
此外，人類也是同時長有陰虱和頭虱的唯一一種靈長類動物。