Error is often the precursor of what is correct.错误常常是正确的先导.Real tennis, an ancient precursor of the modern game, originated in the eleventh century.室内网球，现代网球运动的古老前身，起源于11世纪。Error is often the precursor of what is correct...
N acetylcysteine ( NAC ), a precursor of glutathione, is a thiol antioxidant.N-乙酰半胱氨酸 ( NAC ) 为谷胱甘肽的前体, 是一种含有巯基的抗氧化剂.Error is often the precursor of what is correct,but conceit is the prelude to a fall.错误往往是正确的先导,骄傲是跌跤的前...
Mount Unzen has been spewing out volcanic ash, gas, and rock today.云仙山今天一直在向外喷涌火山灰、气体和火山岩。Mount Marcy is the highest mountain in the Adirondacks.马西山是阿迪朗达克山脉中最高的山。the first ascent of Mount Everest首次攀登珠穆朗玛峰...
Old - fashioned gypsy caravans are painted wooden vehicles that are pulled by horses.旧式 的吉卜赛大篷车是由马拉的涂了颜色的木质车辆.I had my fortune told by Gypsy Rose at the fair.我在集市上让吉卜赛美女给我算了命.Old - fashioned gypsy caravans are painted wo...