单词	shark
释义	shark From Longman Dictionary of Contemporary EnglishRelated topics: Fishsharkshark /ʃɑːk $ ʃɑːrk/ ●●○ noun [countable]  1HBFa large sea fish with several rows of very sharp teeth that is considered to be dangerous to humans Sharks were circling around our boat.shark-infested waters (=waters where there are a lot of sharks)2 informalTRICK/DECEIVE someone who cheats other people out of moneypool/card shark (=someone who uses their skill at pool or cards to cheat other players out of money) → loan sharkExamples from the Corpusshark• Yes, beaming, grinning like a shark.• The skyline, from any part of this magical plateau, was toothed like the jaw of a shark.• The whales favour large prey, including squid, cod and sharks.• This time its offerings include a dead shark floating in a tank of formaldehyde.• It was only a small shark about three feet long so I ignored it and began the survey.• Unlike sharks, they don't waste energy preventing themselves from sinking.• The currents helped him, but those currents are filled with sharks.• You got your freezing water, your sharks and your hepatitis.pool/card shark• The titles are stacking up like the poker chips of a red-hot card shark.From Longman Business Dictionarysharkshark /ʃɑːkʃɑːrk/ noun [countable] informalFINANCE someone who cheats other people out of money, especially by giving bad financial adviceNever do business with these sharks. → loan sharkOrigin shark 1. (1400-1500) Origin unknown. 2. (1500-1600) Probably from German schurke “bad man”; influenced by → SHARK1
随便看	be worried etc out of your mind be worried sick sick with worry be worried sick/be sick with worry be worried/bored etc out of your mind be worth be worth be worth (doing) something be worth doing be worth doing be worth doing something be worth it be worth not be worth anything be worth nothing be worth anything be worth nothing/not be worth anything be worth somebody’s while (to do/doing something) be worth something be worth the effort be worth the time be worth the time/effort/work be worth the work be worth while be worth while to do be worth while to doing be worthy of be worthy of

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