(1)(使)浓缩(稠)((cause to) become denser，stronger or more concentrated)[I，I+prep(into/to)，T+n，T+n+prep(into/to)]：Milk/Soup～s when boiled.牛奶/汤煮后变稠。Evaporation～s the mixture.蒸发可使混合物变浓稠。～the soup/the milk/the mixture by boiling off some of the water煮掉一些水分使汤/牛奶/混合液变浓稠;～milk into a thick substance把牛奶浓缩成粘稠的物质;～d milk/soup炼乳/稠汤;〖同〗thicken，concentrate;

(2)(使)凝结((cause to)change from gas or vapour to a liquid，or sometimes solid，esp by cooling)[I，I+prep(into/to)，T+n，T+n+prep(into/to)]：Water vapour in the air/The steam/The water～d on the kitchen window.空气中的水蒸气/蒸气/水凝结在厨房的窗户玻璃上。Moisture in the atmosphere has (been)～d into dew/drops of water.大气中的潮气已凝结成露珠/水珠。A sudden temperature drop～s water vapour to ice.温度突然下降会使水汽凝结成冰。〖反〗 evaporate;

(3)压缩(put sth into brief or shortened form)[T+n，T+n+prep(into)]：～a book/an essay/a story压缩一本书/一篇作文/一个故事;～a manuscript into a brief summary/into a few sentences/to one page/to half its original length把手稿压缩成简短的提要/几句话/一页/原来一半那么长;～a meeting into one hour把会议压缩为一小时;～the history of a country into a single chapter把一个国家的历史压缩为一章;a～d report压缩了的报告;〖同〗shorten;〖反〗expand，lengthen;

→con′denser n 冷凝器;͵conden′sation n 浓缩;凝结;压缩;缩写;水珠(滴);

【说明】与condense(凝结)意义上有关的其他词有：boil(煮)，steam(蒸发)，freeze(冻结)，thaw(融化)，defrost(解冻)等。

【辨异】condense与concentrate、contract²和compress的区别见CONCENTRATE。