讲解：
come up with sth [no passive]
找到(答案)；拿出(一笔钱等):
She came up with a new idea for increasing sales.
她想出了增加销售量的新主意。

How so?
怎么说？
He is such a idiot.How so?
他真是个蠢货。怎么说？

(not) in your right mind
精神正常(或不正常)
Anybody in his right mind would not try this.
只要是有点脑子的人都不会尝试这个的。

impact (of sth) (on sb / sth)
巨大影响；强大作用:
The report assesses the impact of AIDS on the gay community.
这个报告评估了艾滋病对同性恋群体的影响。

hot up (also heat up)
激烈起来；更加活跃:
Things are really hotting up in the election campaign.
竞选活动的确日益激烈了。

clog (up) (with sth) | ~ sth (up) (with sth)
(使)阻塞,堵塞
The narrow streets were clogged with traffic.
狭窄的街道上交通堵塞。