noun 下载 🔗分享 干涸的河床,冲沟 A dry creek or streambed, a gulch which temporarily or seasonally fills and flows (after sufficient rain). Examples : "After the heavy summer rain, the usually dry arroyos filled with rushing water, making it dangerous to cross them on foot. " 夏季的一场暴雨过后,那些平时干涸的冲沟里充满了湍急的水流,使得步行穿越变得非常危险。 geology geography nature environment 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 小河,溪流 Any watercourse; any rivulet (whether it flows year-round or only seasonally). Examples : "After a heavy rain, the desert landscape filled with arroyos, tiny streams that disappeared within a day or two. " 一场大雨过后,沙漠地貌上布满了小河和溪流,这些小河溪流一两天内就消失不见了。 geography nature environment 与AI对话词汇游戏阅读练习