是jumping。 jumpingv.跳；跃；跳跃；跳过；跃过；跨越；jump的现在分词 You\'re going bungee jumping? Whatever next? 你要去蹦极？还想干什么？ Is ski j...
jump的过去式和过去分词是jumped，现在分词是jumping。意为跳;跃;跳跃;跳过;跃过;跨越;快速移动;突然移动。 例句He took his chances and jumped into the w...
