Meaning: [em] 
n. 1. the basic unit of length adopted under the Systeme International d'Unites (approximately 1.094 yards) 2. concentration measured by the number of moles of solute per liter of solution 3. the cardinal number that is the product of 10 and 100 4. the 13th letter of the Roman alphabet. adj. denoting a quantity consisting of 1,000 items or units.
n. 1. the basic unit of length adopted under the Systeme International d'Unites (approximately 1.094 yards) 2. concentration measured by the number of moles of solute per liter of solution 3. the cardinal number that is the product of 10 and 100 4. the 13th letter of the Roman alphabet. adj. denoting a quantity consisting of 1,000 items or units. 
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1. I don'nt know who my grandfather was. I' m much more concerned to know what his grandson will be. 
2. His appointment was slotted for two p.m.
3. They ring out at 5 p.m. every ady.
4. I'll see you at 9 a.m. or thereabout.
5. Last admissions to the park are at 4 p.m.
6. The plane took off at 8.30 a.m.
7. Pick me up at the airport at 3 p.m.
8. The station transmits from 6 a.m. until midnight.
9. The meeting started punctually at 10.00 a.m.
10. The plane departs at 6.00 a.m.
11. The train departed Amritsar at 6.15 p.m.
12. Radio Beijing radiobroadcasts news at 9 a.m. every day.
13. I will not be off duty until 5 p.m.
14. It's impossible for me to be there before 8.00p.m.
15. A hurricane hit the city yesterday at 5 p.m.
16. We had tea and biscuits at 3.30 p.m.
17. Breakfast is served between 7 and 10 a.m.
18. Police said that the blast occurred at 9 a.m.
19. The accident happened at 3 p.m.
20. M precedes N in the alphabet.
21. We'll be arriving at about 4.30 p.m.
22. She adjourned the meeting until tomorrow at 9 a.m.
23. I'll see you at 9 a.m. or thereabouts.
24. The store will reopen at 9 a.m. on 2 January.
25. He rose at 7 a.m.[Sentencedict.com ][sentencedict.com],rehearsed all day and appeared in a play at night.
26. Our destiny offers not the cup of despair, but the chalice of opportunity. So let us seize it, not in fear, but in gladness.——R.M.
27. A meeting will be held next Tuesday at 3 p.m.
28. The running buffet is available from 6 p.m. to 2 a.m.
29. We usually have tea at about 5.30 p.m., then supper before we go to bed.
30. I arrived at the church at two-thirty p.m. to find some early comers outside the main door.