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- Yet hidden within the conceptual system for measuring such boundlessness is the indispensable, local, cyclic unit of the year, a unit which is recognized by its returning. 可是，测度这无穷宇宙的概念体系，却隐含着一个不可或缺的、褊狭而循环的年度单位。我们对这个单位的分辨，靠的就是它的循环往复。
- The luminous intensity on unit area. 单位面积上的发光强度。
- The family is the smallest social unit. 家庭是社会最小的单位。
- Pressure is force per unit area. 压力就是电单位面积上的力。
- A set of data elements which are handled as a unit. 作为一个单元来处理的一组数据元素。
- The family is the basic unit of society. 家庭是社会的基本单位。
- A metric unit of area equal to 10 ares. 十公亩面积的公制单位之一，等于十公亩。
- A metric unit of mass equal to 100 grams. 百克公制质量单位，等于100克。
- A unit of power equal to 1,000 watts. 千瓦功率的单位，等于1,000瓦。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
- A unit of currency in Chile, Panama, and Uruguay. 分智利、巴拿马和乌拉圭的货币单位
- A cyclic code with minimum redundancy used to check errors in a set of characters. 一种用于检查一组字符的错误、并且具有最小冗余度的循环码。
- A metrical unit consisting of seven feet. 七韵步由七个音步组成的格律单位
- A unit of currency in North Korea and South Korea. 朝鲜和韩国的一种货币单位
- The unsaturated link occurs in a cyclic system. 在环体系中存在不饱和键。
- The steam-engine piston makes a cyclic motion. 蒸汽机活塞做往复运动。
- A squad is the smallest unit in an army. 班是军队的最小构成单位。
- The monetary unit of Great Britain is the pound. 英国的货币单位是镑。
- I'm thinking of buying a hi-fi unit. 我正在考虑买一套高保真音响设备。
- Cubit is an ancient unit of length. 腕尺是古代的一种长度单位。
