音标：[ yīxià ] 发音:
- He asked a little about my life history .
- With a nod he vanished into the bedroom .
- Would you kindly make an exception for us this time ?
- Then suddenly he was struck violently .
- She tripped and went down with a bump .
- Wait a moment , let me give you a demonstration .
- His tooth gave another red-hot jounce .
- The note taker blows a piercing blast .
- She did not so much as raise an eyebrow .
- He went back to the table, dipped his pen .