1. vt. & vi.吸；啜　 draw (liquid) into the mouth by the use of the lip muscles
2. vt.舐；吮　 hold (sth) in the mouth and lick, roll about, squeeze, etc. with the tongue
3. vt.自…吸取　 draw knowledge, information, etc. from

　～ sb's brains　吸取某人的知识
　～ the lemon　吮柠檬
　～ greedily　贪婪地吸食
　～ insatiably　口渴难熬地吸食
　～ thirstily　渴望地吸取
　～ down　吸下；吸入
　～ down a boat　吞没小船
　～ in knowledge　吸收知识
　～ in water　海绵吸水
　～ under　吸下，吸入
　～ up　吸收，吸尽
　～ up ink 　（吸墨纸）吸墨水
　～ up water　吸收水分
　～ around sb　围着某人打转
　～ at a cigar　抽雪茄烟
　～ at a lollipop　吮吸棒糖
　～ at one's pipe　吸烟斗
　～ from　吸取
　～ the juice from a lemon　吮吸柠檬汁
　～ into　吸入
　～ knowledge into one's mind　吸收知识
　～ out of　从…中吸出
　～ poison out of a wound　吸出伤口的毒
　～ through　吸起
　～ lemonade through a straw　通过麦秆吸柠檬水

　The pump sucked.　泵尽是抽着空气。
　He sucked hard for air to keep breathing.　他拼命吸气以维持呼吸。
　We sucked the oranges.　我们喝橘子汁。
　The baby was sucking its mother's breast.　婴儿正在吸食母乳。
　The boy had a sweet in his mouth and was sucking it hard.　那男孩嘴里含了一块糖，使劲咂着。
　The child was sucking its thumb.　这个小孩正在吮吸拇指。
　She was sucking a piece of candy.　她在舐糖果。
　They sucked knowledge out of their experience.　他们从经验中吸取有用的知识。
　The boy sucked the bottle dry.　孩子把瓶子吸干了。

 ♣ suck at　(v.+prep.)
　吸，抽　draw into
　The old man is sucking at his pipe.　老人在抽烟斗。
　He sucked at one cigarette after the other.　他一支又一支地吸香烟。
 ♣ suck away at　(v.+adv.+prep.)
　吸，啜　perform the action of sucking
　The baby was sucking away at the empty feeding-bottle.　那个孩子正在吮吸着空奶瓶。
 ♣ suck down　(v.+adv.)
　吸进，卷入　pull into
　The whirlpool sucked down the canoe.　漩涡把独木舟卷了进去。
　The whirlpool sucked down everything floating on the water.　漩涡把水面上漂的东西都吸进去了。
 ♣ suck from　(v.+prep.)
　从…吸取　draw (sth) from
　Plant sucks from the soil.　植物从土壤吸取养分。
　Bees suck honey from flowers.　蜜蜂从花中吸吮蜜汁。
　He sucked the juice from the orange.　他吮吸橘子里的汁。
 ♣ suck in　(v.+adv.)
1. 吸入… draw in with the mouth
　It's good to suck in such clean fresh air for a change.　换换环境，吸点清新空气，真是好极了。
2. 收缩 make hollow as with the breath or muscles
　He sucked in his cheeks whenever he was thinking hard.　每逢他大动脑筋的时候他就把腮帮子嘬进去。
　He had to suck in his stomach to pass between the chairs.　在椅子中间穿过时他得把肚子缩进去。
3. 欺骗 deceive (sb), as by attraction
　You were properly sucked in that time, weren't you?　那次你纯粹是上了当，是吧?
 ♣ suck into　(v.+prep.)
　吞噬，拉进，卷入　engulf; pull in
　The little boy was sucked into the marsh.　那个男孩陷进了沼泽地。
　The canoe was sucked into the whirlpool.　那独木舟被卷进了漩涡。
 ♣ suck through　(v.+prep.)
　用…吸液体，啜　draw (liquid) into the mouth by the use of
　He was sucking his drink through a straw.　他用一根吸管吸着饮料。
　Lemonade can be sucked through a straw.　可以用一根吸管吸柠檬汁。
 ♣ suck up　(v.+adv.)
1. 吸起 draw (liquid) into the mouth by the use of the lip muscles
　She sucked up the lemonade through a straw.　她用吸管吸柠檬汁。
　The firemen's pump is intended to suck up the pools of water from the burned-out building.　消防队的抽水机用来把烧毁的房子里的积水抽掉。
2. 吸收 absorb
　These plants suck up moisture from the soil.　这些植物吸收土壤中的水分。
　The cleverest students can suck up as much information as you can give them.　最聪明的学生能吸收你所教授的全部知识。
 ♣ suck up to　(v.+adv.+prep.)
　奉承　try to please by flattery, offers of service
　She is always sucking up to her teacher.　她老是巴结老师。
　Don't try to impress the new boss, he hates being sucked up to.　别想着去讨好新老板，他最讨厌别人奉承他。

 ♣ suck, absorb
　这组词都有“吸收”的意思。其区别是：
1. absorb主要是“吸收”水、光或热等；suck则是“吸”或“饮”汁、水或饮料，还可表示“吸”烟。
2. suck还可表示被卷入某项事物之中；absorb无此义。