He is not yet out of his apprenticeship.他尚未满师.After serving his apprenticeship as a toolmaker, he became a manager.结束了工具匠的学徒期以后，他当上了经理。Benjamin was bred a silk dyer an apprenticeship in London.拜雅明是学染丝的,在伦敦当学徒.He served h...
The inves-tigators found that the underground pipes were badly corroded.调查人员发现地下管道严重腐蚀。Engineers said that plutonium could begin seeping from the corroded sub.工程师说钚可能会开始从遭腐蚀的潜艇往外渗透。Rust has corroded the steel rails.锈侵蚀了钢...