One said the Jackson family was regarded as royalty when she was growing up, but the singer's many plastic surgeries made some believe he hoped to obscure his black identity.

VOA: standard.2009.06.28

Although some of them are a little obscure, basically they're pretty simple.

虽然它们中的有些有点模糊，但事实上，它们非常简单。

经常犯的失误 - SpeakingMax英语口语达人