属于这类物质的有云母 、 瓷器 、 石英 、 玻璃 、 木材等等.To this class of substance belong mica, porcelain, quartz, glass, wood, etc.沥清铀矿和铜铀云母比纯铀的放射性强得多.Pitchblende and chalcolite are much more radioactive than uranium itself.它不能通过云母这样的不透水的物质.I...
They held his fate in the palms of their ancient hands.他们这些老人将他的命运掌握在手心里。She stumbled and fell, scraping her palms and knees.她绊了一下摔倒了，手掌和膝盖都蹭破了。He spread his palms in a gesture of openness.他展开手掌,以示坦诚....
刹车踩得越用力，车子减速越猛。The harder the brake pedal is pressed, the greater the car's deceleration.兰伯特用力推了勒克韦尔一把，把他送上了路。Lambert gave Luckwell a hefty shove to send him on his way.他们用力把她的头按到冰冷的水中，想淹死她。They were forcing her hea...
The system is not 100 per cent foolproof...这个系统并非是万无一失。The system is not 100 per cent foolproof.这个系统并非是万无一失。We're trying to work out a way to make the system foolproof.我们正努力想办法使这个系统简单易操作.The system is pretty well fo...
Let's sit down and then you can say what's up.咱们先坐下来，然后你把事情告诉我。We can't just sit by and watch you throw your life away.我们不能眼睁睁地看着你毁掉自己的生活。Now sit down and make yourself comfortable. You must be very tired....