... blue coat 穿蓝制服的(士兵, 水手, 警察等) cast the coat蜕壳, 蜕皮 change one's coat 变节; 改变立场 ...
双语例句
1
The forming mechanism of pinhole defect in no-solvent polyurethane coat on centrifugal nodular cast iron pipe is analyzed, some effective measures to eliminate offered.
分析了离心球铁管无溶剂聚氨酯涂层针孔缺陷形成的机理，给出了消除这一缺陷的有效措施。
2
The old worker would not cast off the ragged coat that reminded him of the old days.