At room temperature, the thermal conductivity of a diamond is about six times higher than that of a piece of copper.在室温下, 钻石的热传导律比铜块高六倍左右.The conductor is reluctant to reduce the conductivity of the semiconductor.导演不情愿降低...
for a brief sojourn短暂的逗留He must sojourn in villages and hamlets.他应该在乡村小住数日.It would be cruel to begrudge your sojourn among flowers and fields.如果嫉妒你逗留在鲜花与田野之间,那将是太不近人情的.I am already feeling better for my sojourn here; it...