1. U 力，力气，力量，实力　 the quality of being strong or powerful
2. C 强度，浓度　 intensity; concentration
3. C 强点，长处　 sth providing force or power
4. U 人力，人数，兵力　 force, especially measured in numbers

　add ～ to　给…增加力量
　build up the ～　增加力量
　concentrate all ～ on　把全部力量集中在…上
　develop one's ～　增强体力
　draw ～　吸取力量
　find ～　发现实力
　gain ～　获得力量
　gather all one's ～　使出全部力量
　give ～ to　给…力量
　have ～　有力量，有力气
　increase the ～　增加力量
　keep up one's ～　保持力量
　lose ～　丧失气力
　maintain ～　保存实力
　save ～　省力
　use one's ～　竭尽所能
　weaken ～　削弱力量
　measure the ～ of　测量…的强度
　test the ～ of　试验…的强度
　effective ～　实际人数，有生力量
　financial ～　财力
　frightening ～　令人害怕的力量
　full ～　最大的力气
　great ～　巨大的力量
　growing ～　日益发展着的力量，崛起的力量
　increasing ～　日益增长的力量
　national ～　国力
　overall ～　综合力量
　physical ～　体力
　psychological ～(s)　心理作用
　alcoholic ～　酒精浓度
　compressive ～　抗压强度
　establishment ～　编制人员
　fatigue ～　疲劳强度
　fighting ～　战斗力
　at ～　在规定人数上
　at full ～　足额
　below ～　不足规定人数的
　beyond human ～　非人力所及
　from ～ to ～　不断壮大，越来越强大
　in ～　在实力上
　equal sb in ～　力量和某人相匹敌
　in full ～　全体
　man of great ～　力气大的人
　show of ～　力量的显示
　on the ～ of　凭着，依靠…
　up to ～　达到规定人数的
　with all one's ～　用全力
　with main ～　尽全力
　～ of memory　记忆力
　～ of the country　国力
　～ of will　意志力
　～ of a wire　金属丝的强度
　～ of steel　钢的强度
　～ of tea　茶的浓度

　His strength ran out.　他没劲了。
　For a small man he has surprising strength.　他个子虽小但力大惊人。
　It's going to be some time before I recover my full strength.　还要一些时间我才能完全恢复体力。
　He is a man of great strength.　他是个力大无穷的人。
　It's a show of strength.　那是力量的显示。
　She has spent her strength without doing anything useful.　她耗尽全部力气而没有做任何有用的事情。
　He is saving his strength for the heavy work he'll have to do this afternoon.　他在养精蓄锐以应付今日下午他必须做的工作。
　He succeeded by strength of will alone.　他仅凭意志力取得了成功。
　Their company's economic strength is phenomenal.　他们公司的经济实力非同寻常。
　Our financial independence enables us to argue from a position of strength.　我们财务上的独立使得我们能从实力地位进行辩论。
　The houselights came up slowly to half strength.　观众席照明灯半暗半明地慢慢亮起来。
　They were doubtful about the strength of the new bridge.　他们对这座新桥的坚固程度表示怀疑。
　The strength of feeling on this issue is considerable.　在这个问题上表现出的情绪很强。
　The strength of the solution is 1/100.　这种溶液的浓度是1比100。
　Is your tea the right strength?　你的茶浓淡适宜吗?
　Mike can get this drug in various strengths.　迈克能够弄到不同纯度的这种毒品。
　His strength as a general lay in his ability to gain the respect of his men.　作为将军，他的长处在于他善于赢得部下的尊敬。
　The great strength of her plan is that it's so cheap compared to the others.　她的计划的最大优点是比其他计划耗资要少。
　These were the strengths and weaknesses of his argument.　这些就是他的论点的长处和弱点。
　What strengths and weaknesses did you find in her?　你在她身上发现了什么优点和缺点?
　What is the total strength of the enemy army?　敌军人数总共有多少?
　What is the strength of the work force?　职工总数是多少?

 ♣ at full strength
　未稀释的，定额　 undiluted, or having the required number〔complement〕
　The best way to get stains off collars is to use liquid detergent at full strength.　去除领子上的污点最好的办法是使用未稀释的液体洗洁净。
　The Home Secretary said that the Metropolitan Police had not been at full strength for ten years.　内务大臣说，大城市的警察10年来从没有满额。
 ♣ go from strength to strength
　不断壮大　continue to improve
　The company has gone from strength to strength since it was established five years ago.　这家公司自5年前创办以来一直不断壮大。
 ♣ in strength
　大量地　in large numbers
　Imes's supporters came in strength to see the fight.　艾姆斯的支持者大批涌来观看这场决斗。
　Send for reinforcements—the enemy are attacking in strength.　请派援军来——敌人加强进攻了。
 ♣ on the strength
　〈非正〉在编制内，是正式成员　 being a member of an organization, company, armed force, etc.
　Are you on the strength here?　你是这里的编制内人员吗?
　The paperwork in the Sales Department has moved much more quickly since they took a qualified accountant on the strength.　自从他们招收了一名合格的会计以来，销售部的日常文书工作进展得快多了。
 ♣ on the strength of
　基于，依据　on the base of sth; relying on (a fact, sb's advice, etc.)
　On the strength of my forthcoming salary increase I have decided to buy a better car.　由于我的工资即将增加，我已决定买一辆好一些的汽车。
　I bought the car on the strength of her advice.　我听了她的劝告才买下这辆汽车。

 ♣ strength, energy, force, might, power, vigour
　参见energy条。

　他的母亲对他起不了什么作用。
　［误］ His mother had no strength on him.
　［正］ His mother had no influence on him.
　［析］ 说“对某人有影响〔作用〕”要用had influence on sb，而不能用strength.

　［同义词］ energy, force, might, power, vigour
　［反义词］ frailty, weakness
　［词源］　古英语strengthu（力量，实力，力）