何水生之LED灯
尽力 do your best/try your best/as good as you can煞费苦心take great pains/ painstakingly/take pains
jiuxing2015
煞风景:killjoy例句: 在电视播演歌剧时插播宠物食品广告真是煞风景. Interrupting an opera on television for a pet-food commercial is going from the sublime to the ridiculous.
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