灯丝在电灯中电加时成白炽状态。A fine wire is heated electrically to incandescence in an electric lamp.电子显微镜中的电子源,是一加热的灯丝.The source of electrons in an electron microscope is a heated filament.电子从热灯丝逸出,叫做热电子发射.The liberation of electron...
其特点包括指出,拱, 肋跳马和飞行支墩.Its characteristic features include the pointed arch, the ribbed vault and the flying buttress.主拱肋施工是大跨度钢管混凝土拱桥施工的关键环节.Arch rib is the key point during the process of the long - span concrete - tube a...
Reading such silly stories will pervert your taste for good books.读这种愚昧的故事会败坏你对好书的嗜好.He was arrested and charged with attempting to pervert the course of justice.他被逮捕并被指控企图妨碍司法公正。He confessed that he was a religious beli...
I heard the ripple of the stream.我听到了小溪的潺潺声.Delayed flights have a ripple effect. Just one late flight could be carrying passengers for a dozen connecting services.航班晚点会引发连锁反应。仅仅一趟晚点的航班就可能运载着许多需要转机的乘客。There was a ripple ...