1·Swarms of tremors are usually, though not always, a sign that an eruption is coming.
接二连三的震动通常但并不一定就是火山喷发即将来临的信号。
2·By using a pair of artificial muscles to move a weight and generate tremors, his firm's technology provides far more subtle control.
他的公司则采用一对人造肌肉来搬动重物或产生震动，这种技术使控制变得大为精细。
3·Clouds of toxic gas and frequent tremors were two of the challenges faced by Tedesco, Sims, and the research team as they studied Nyiragongo's crater.
当特德斯科、西姆斯和研究团队在尼拉贡戈火山口中开展研究时，毒气云雾和频繁的震动是他们所要面临的两大挑战。
4·Fracking tremors a British energy company says that its hydraulic fracturing (' fracking ') project probably caused the cluster of small earthquakes that struck Lancashire, UK, this spring.
水力压裂法引起轻微地震一家英国能源公司说，可能是它的水力压裂工程导致了今年春天英国兰开夏州一连串轻微的地面震动。
5·A handful had comfortably outpaced the dollar this year before the latest market tremors had investors grasping for greenbacks.
今年的市场震动使投资者对美元如饥似渴，但在此之前已经有一些货币升值的步伐超过了美元。