Meaning: [es] 
n. 1. 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites 2. an abundant tasteless odorless multivalent nonmetallic element; best known in yellow crystals; occurs in many sulphide and sulphate minerals and even in native form (especially in volcanic regions) 3. the cardinal compass point that is at 180 degrees 4. a unit of conductance equal to the reciprocal of an ohm 5. the 19th letter of the Roman alphabet 6. (thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work.
n. 1. 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites 2. an abundant tasteless odorless multivalent nonmetallic element; best known in yellow crystals; occurs in many sulphide and sulphate minerals and even in native form (especially in volcanic regions) 3. the cardinal compass point that is at 180 degrees 4. a unit of conductance equal to the reciprocal of an ohm 5. the 19th letter of the Roman alphabet 6. (thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work. 
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151 It' s a very bad thing to heave things around.
152 The political turmoils of the 1930 s were dark days for the Spanish people.
153 He reached the apex of power in the early 1930 s.
154 The U.S. team, captained by Arthur Ashe, won the Davis Cup in 1981 and 1982.
155 The U.S. took the lead in declaring war on terrorism.
156 There are 23 Clubs throughout the U.S.,[www.Sentencedict.com] and your membership entitles you to enjoy all of them.
157 Federal law prohibits foreign airlines from owning more than 25% of any U.S. airline.
158 They decided to emigrate to the U.S.to live in New York.
159 The slavery was overthrown after the Civil War in U.S.A.
160 Investors keep putting money in U.S. companies, revving up the economy even more.
161 The same kinds of things are produced and sold by many different companies in the U.S.
162 This helps to explain the unfortunate experience of a certain agriculturist from the U.S. assigned to duty in another country.
163 The 1990 s witnessed a sharp downturn in the party's fortunes.
164 U.S. Marines had a firefight with local gunmen this morning.
165 The people of the U.S.A. have a high standard of living.
166 Talk to your doctor and see if s/he knows of any local groups.
167 Only native - born citizens are eligible for the U.S. Presidency.
168 The children' s future is always uppermost in my mind.
169 The best airships were the giant Graf Zeppelin and the luxurious Hindenburg of the 1930 s.
170 U.S. government specialists went through each page[sentencedict.com], blacking out any information a foreign intelligence expert could use.
171 The result seems to contradict a major U.S. study reported last November.
172 This election has profound implications for the future of U.S. democracy.
173 publishing in U.S.S.R.
174 The U.S. Open golf tournament was won by Ben Hogan, with a score of 287.
175 The U.S. coins of the lowest denomination is the cent.
176 Life is not composed by aphorism, how can we decorate it with pompous cliche & 1 & s? I send you my most sincere greeting in silence.