Level A1 :
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RANDOM
Level A2 :
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Level B1 A:
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Level B1 B:
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| (IELTS4000) vacuum | Definition: empty area or space; electrical home appliance that cleans by suction |
| (SAT5000) vacuum | Definition: A space entirely devoid of matter. |
7 | 真空 | zhēnkōng | vacuum | ||
7 | 真空 | zhēnkōng | máy hút bụi |
| HSK5000 A1+A2+B1 |
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| HSK5000 B2 + C1 |
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