v.i.不及物動詞(時間)流逝Their school days were rolling along peacefully.
v.t.及物動詞(使)捲Kim is rolling the poster carefully to bring it home
v.i.不及物動詞隆隆作響,轟轟響The thunder was rolling all through the night
v.t.及物動詞碾(進行時)The baker was rolling the dough flat
v.t.及物動詞滾動;滾移The cart went rolling down the path on its wheels
v.i.不及物動詞捲起滾石;風,旋轉She was rolling out the pastry for the apple pie