Early settlers built frames of spruce, maple and pine.早期的定居者用云杉木、枫木和松木建造屋架。It was made of soft lumber, spruce by the look of it.其制作材料是软木，看起来像是云杉。He looked spruce in his best clothes.他穿了最漂亮的衣裳,看来很神气....
Several of the delays were caused by the new high-tech baggage system.几次延误都是由新的高科技行李传送系统造成的。We were not able to meet the deadline because of manufacturing delays.因为制造方面的延误，我们没能赶上最后期限。Diplomats believe that bureaucratic d...
这台滚压机 ( 剪切机 ) 加工的钢板厚度可达25毫米.The thickness of the steel plate handled by this roller mill ( shear machine ) is 25 millimeters.这台滚压机 ( 切机 ) 工的钢板厚度可达25毫米.The thickness of the steel plate handled by this roller mill ( shear ...