Group (E F) - Spelling Practices

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(1) n. (Kinh tế) branch of social science that deals with the production and distribution and consumption of goods and services and their management 
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(2) n. (xoáy) swirling current of water, air; flow in circular current
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(3) n. (đàn hồi) tendency of a body to return to its original shape after it has been stretched or compressed
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(4) a. (già) somewhat old; advanced beyond middle age
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(5) n. (sang trọng) refined quality of gracefulness and good taste
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(6) n. Syn. radiation; emanation; discharge(thải) radiation; discharge; act of emitting
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(7) n. (tiếng) a reference work containing articles on various topics 
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(8) v. Syn. force; constrain; compel(thi hành) put force upon; force; constrain; compel; put in motion or action by violence
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(9) n. Syn. substitute(Trao đổi) substitute; trade in; give in return for something received
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(10) a. Syn. exterior; outer(bên ngoài) exterior; outer; suitable for application to the outside