compound
n. 复合物, 化合物
vt. 使混合, 使合成；使严重; 使恶化
同根：compound 化合物，composition 成分，be composed of 由...组成
1.When two or more elements combine and form a compound, a chemical change takes place.
当两种或两种以上的元素结合形成化合物时, 发生化学变化。
2.He compounded water, sand and soil and formed bricks.
他用水拌和沙和泥土做成砖块。
3.The heavy rain compounded the trouble of the lost hikers.
大雨增加了迷路的徒步旅行者们的困难。
4.Water is a compound of hydrogen and oxygen.
水是氢和氧的化合物。
compromise
n. 妥协, 折中方法
vi. 折中解决
vt. 连累, 危害, 损害
1.The spokesman made it clear that no compromise was yet in sight.
发言人表明, 目前还不会妥协。
2.They compromised by going to the cinema.
他们采取折中的办法去看电影。
3.Such conduct will compromise your reputation.
这些举动将会损害你的名誉。
concentrate
vt. & vi. 专心于; 注意； 集中, 聚集
vt. 浓缩
搭配：concentrate on... 集中于 = focus on
1.I can't concentrate when I'm hungry.
我饿了就无法集中精力。
2.The general decided to concentrate his forces near the capital.
这位将军决定把他的部队集中在首都附近。
3.An acid solution is concentrated when it has very much acid in it.
当酸性溶液里含有很多酸时, 它就被浓缩了。
conception
n. 思想, 观念, 概念； 构想, 设想
联想：conceive有两个基本意思。1.构思，构想--conception 构思，构想，concept/conception 概念，观念；2.conceive 怀（胎） --conception 怀孕
1.He's got a pretty strange conception of friendship.
他对友谊有一种非常独特的见解。
2.The conception of the book took five minutes, but writing it took a year.
构想那本书只花了五分钟, 而写那本书却用了一年。
3.You have no conception of how difficult my job is.
你想不出我的工作有多困难。
4. It's a device that prevents conception。
那是一个防止怀孕的器具。
