本期内容：

Sharks could soon become more numerous in Hawaii waters – and advocates say that’s a good thing. Lawmakers in Honolulu advanced a proposed ban on killing sharks in state waters on Wednesday. The law would provide sweeping protection for any shark, rather than select species. Sharks serve a critical purpose by picking off sick and injured marine animals and keeping smaller fish populations under control.

advocate: n. 提倡者；v. 提倡，主张
advocate for: 主张……
advance: v. 发展；前进；增长；借
advance on: 朝……前进
critical: adj. 至关重要的
marine: adj. 海生的；海运的

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