任一处的建筑物正面都布满了弹洞。Everywhere building facades are pitted with shell and bullet holes.柏油路面两边的辅道上布满车辙，凹凸不平。The side tracks off the tarred road were rutted and uneven.他宽大的脸盘上布满了深深的皱纹。He has a large, generous face with deep li...
All our aircraft have certificates of airworthiness.我们所有的飞机都有适航证书。Airworthiness certification includes Type Certification and Production Certification , and other related work.适航审定主要包括型号合格审定和生产许可审定及其他工作.Knowledge of rele...