v (1)吸食(吮);啜(draw (liquid or gas，etc)into one's mouth (out of sth) by using the muscles of one's mouth)[T+n，T+n+prep，T+n+adv，C+n+adj]：～human blood 吸人血;The baby is～ing its mother's breast. 婴儿正在吃母亲的奶。～the juice from an orange/the blood from one's finger 吸吮橘子汁/自己的指血;～drink/lemonade through a straw 用吸管吸饮料/柠檬汁;～the poison out of a wound 吸出伤口的毒液;～an orange dry 把橘子吸干;

(2)吸，吮，嘬，舔，咂(hold sth in one's mouth while pulling at it with the tongue，lips and one's mouth so as to melt and swallow sth)[I，I+prep (at/on)，I+adv (away)，I+adv (away)+prep (at/on)，T+n]：I told him to take the sweet out of his mouth，but he just went on～ing (it). 我告诉他把糖吐出来，但他还是继续含着吃。That man is～ing at his pipe. 那个人正在滋滋地抽着烟斗。That baby is～ing at its feeding-bottle. 那婴儿正嘬着奶瓶。Please～on the tube to draw up the water. 请嘬这根管子，把水吸上来。Don't～your thumb! 别嘬你的大拇指啦!

(3)抽出(液，气体等)((of a pump，etc) draw or pull (liquid or air，etc) out of sth)[T+n，T+n+prep，T+n+adv]：～the air out of the vessel with this pump 用这台泵把容器中的空气吸出来;(plant/cleaner)～up moisture from the soil/the dirt from the carpet(植物)从土壤吸取水分/(吸尘器)吸出地毯中的尘土;The little boy was～ed down into the marsh. 那男孩陷进了沼泽。

suck sb in/into 使卷入(通常pass)：The boat was quickly～ed into the vortex. 小船很快被卷进漩涡。

suck sb/sth under/into sth;suck under/down/in (v adv)把……吸入;吞噬(vt)：There are dangerous currents in this part of the river，which can easily～an inexperienced swimmer under/down. 河的这段水域有危险的水流，无经验的游泳者容易被卷进漩涡。

suck up (to)(v adv prep)拍马屁;巴结(vt)(derog，sl)：He hates being～ed up to. 他讨厌别人奉承他。

n 吸，吮，舔，咂(act of sucking)[C]：have/take a～(at sth)吮食;give the orange a～(have a～of the orange) 吮一下橘子