标引工具书是主题标引时必不可少的参考工具书.Indexing reference books are the essential tools for subject indexing.摘要标引关键词是科技论文的基本要求.Indexing of key words is required by sci - tech research papers.自由标引本身存在着缺点,克服缺点的最佳方法是后控制技术.Free marking has s...
为保证操作人员的人身安全安装了桨叶保护罩。A blade guard is fitted to protect the operator.我们也许可以用桨把自己推过去。We might be able to push ourselves across with the paddle.10英尺长的桨拿起来感觉很笨重。The ten-foot oars felt heavy and awkward....
经过反复施用除草剂,杂草得以彻底根除。With repeated applications of weedkiller, the weeds were overcome.这种除草剂在潮湿的土壤中分解.This herbicide degrades in moist soil.杂草对某些除草剂的抗药性已显现出来.Resistance of weeds to certain herbicides is beginning toshow up...
The leaves on the trees shimmered pale green,almost silvery in the spring sunlight.树上的叶子闪烁着淡绿色的光,在春天的阳光下几乎是银白色的。The two old people shimmered in brief rainbows.老两口的脸在短暂的霓虹中微微闪光.The lights shimmered on the water...水面上波光粼粼。...
Many historians, of course, regard this as iniquitous.当然,许多历史学家认为这是极不公正的。Men of feeling may at any moment be killed outright by the iniquitous and the callous.多愁善感的人会立即被罪恶的人和无情的人彻底消灭.Have you seen this bill? It's in...