動詞 roll over:

1. make a rolling motion or turn
   同義詞：roll over
2. negociate to repay a loan at a later date for an additional fee
   同義詞：roll over
3. invest (a previously investment) into a similar fund or security
   同義詞：roll over

1. The dog rolled over onto its back.
   狗滾了個四腳朝天。
2. The car skidded off the road and rolled over and over down the slope.
   汽車滑出路面，打著滾翻下坡去。