罗斯压低了声音，然后被达格玛低沉的声音打断了。Rose's voice dropped and was interrupted by the rumble of Dagmar's.不知怎么的，他觉得自己必须得压低声音。For some reason he felt constrained to lower his voice.她把嗓音压低到几乎听不见。She'd lowered her voice unti...
The Channel Tunnel project is the biggest civil engineering project in Europe.英吉利海峡隧道是欧洲最大的土木工程。Great opportunity for civil engineering graduate student in the area of environment.为国内工程学环境领域的毕业生提供了好的机会.Bridge design is p...