这座城市建在岩石上，四周筑有城墙。The city was walled and built upon a rock.一段石阶从鹅卵石路上一直向上直通城墙。A number of staircases ascend from the cobbled streets onto the ramparts.古老的荷兰城堡城墙又厚又高，看起来几乎固若金汤。The old Dutch fort with its thick high walls ...
We slammed the gate after them, wedging it shut with planks.他们出去后，我们在后面砰地把大门关上，并用板条抵死。The house was built solidly of rough wooden planks.这房子是用粗木板牢固地建造的.We sawed the log into planks.我们把木头锯成了木板....
...searching with infrared scanners for weapons and artillery.用红外扫描仪搜索武器与大炮It gleans information through infrared sensing units . It is controlled by PLC system.它是通过光电传感器来采集信息再由PLC控制系统来实现控制的.Site - specific infrared dich...
嫩芽把土顶起来了.The sprouts have pushed up the earth.小树抽出了嫩芽.The saplings are budding.春天来了, 树木都开始吐出绿色的嫩芽.As the spring is coming, all the trees are beginning to put out green buds....
He took care to formulate his reply very clearly.他字斟句酌,清楚地做了回答.We should formulate a long - term program for scientific and technological development.制定科学和技术 长远 发展规划.I was impressed by the way he could formulate his idea...