1·There is a "risk of strangulation" if metal fasteners impede the flow of sap.
如果金属固件阻碍了树液的流动，将会有“窒息”的风险。
2·Imperious in manner, he could be quite impersonal in his dealings with those whom he thought might impede his progress.
他虽然样子傲慢，但是和那些他认为会阻碍他前进的人打交道时，他可以相当客观。
3·Regulation should enhance the effectiveness of competitive markets, not impede them.
监管应当强化竞争市场的效率，而不是阻碍它们。
4·Although they claim to accept the objective of raising safety buffers, Banks argue that any big changes will impede economic growth.
尽管银行方面声称他们接受提高安全缓冲的目标，但他们争辩道，任何大的改变都将阻碍经济增长。
5·A magnetic field applied to a small area of the skull creates weak electric currents that impede nearby brain cells' ability to fire normally, but the effect is only temporary.
作用于颅骨小部分区域的电磁产生微弱的电流，这种电流阻碍附近大脑细胞活动的能力，但是这种作用只是暂时的。