HSK words practice

show common words by HSK levels, it has 4 fields :

1. character : show the words it can be one to a few characters, each forms different meanings

2. HSK : the words' corresponding HSK level, these are commonly recommended by most teaching institute.

3. PinYin : the pinyin of those words

4.  Meaning: meaning of that words

HSK: 5
PinYin: ai1
Meaning: hey!; (interjection used to attract attention or to express surprise or disapprobation);