该病会导致男女不孕不育。This disease causes sterility in both males and females.对不孕不育的治疗很大程度上视乎夫妇的经济能力。The treatment of infertility is largely dependent on the ability of couples to pay.不孕，因此被视为最大的不幸。Barrenness was, therefore, consi...
Torn muscles retract, and lose strength, structure, and tightness.撕裂的肌肉会收缩，丧失原来的力量、结构和紧实度。Special connections ensure that the system excellent air tightness.特别的连接方式保证了系统优良的气密性.Purpose : To test check valves for tightness...
"Come on, Grace," he was urging her, "don't wait, hurry up."“快点啦，格雷丝，”他催促道，“别等了。快点。”Some ardent supporters were urging him to stand...一些热心支持者正在力劝他参选。His companions brought pressure to bear on him, urging him to stop...
The impellers are kept in their proper relationship to each other by spur gear.液轮之间借助于正齿轮保持彼此正常的关系.Mainly by the impellers, pump body and pump cover composition.主要由叶轮 、 泵体和泵盖组成.Welding is one of the important technologie...
黑市上有大量武器出售。There is a plentiful supply of arms on the black market.那些拿起武器自卫的人是些政治犯。Those people who took up weapons to defend themselves are political prisoners.他们已经无耻到把能用的武器都用上了。They've stooped to using any and eve...
By drilling, geologists can take measurements at various depths.通过钻探，地质学家可以在不同深度测量。Drilling is due to start early next year.钻探将于明年早些时候开工。The team is still drilling.钻探队还在钻探。...