noun 下载 🔗分享 山地滑板运动,旱地滑板运动 The sport of riding mountainboards down slopes. Examples : "My brother enjoys mountainboarding down the steep hills behind our house. " 我弟弟喜欢玩山地滑板,从我们家后面的陡坡上滑下来。 sport action entertainment 与AI对话词汇游戏阅读练习