bicycled的音标？

I bicycled on towards the sea.我继续骑着自行车朝海边走。Sad about the move, I bicycled the hill to Helen's.因为要搬走, 我很伤心,骑车下山来到海伦家.He bicycled to town at night to get me medicine.他夜里骑车进城给我买药....

vi.骑自行车（bicycle的过去式与过去分词形式）...