The dug-outs were secure from everything but a direct hit.除非是直接被击中，否则这个地下掩体是非常安全的。He took a shovel, dug a hole, and buried his once-prized possessions.他拿起一把铁锨，挖了个坑，将自己曾经珍爱的物品埋了起来。Two men were standing by the freshly dug ...
偏头痛的其他诱因还有电脑的视频显示器和灯管照明。Other causes of migraine are VDU screens and strip-lighting.这些症状尤其与偏头痛相关。These symptoms are particularly associated with migraine headaches.我得了偏头痛。I'm getting a migraine....
Most artificial joints are cemented into place.多数人工关节是用骨水泥固定到位的。The knee and ankle joints must be immobilized — this usually means up to six weeks in plaster.膝关节和踝关节必须加以固定——这通常意味着要打上 6 个星期的石膏。The old man's joints we...
It makes melt , plasticating, injection and pressure corse go on in the state of vibrating periodically.分析了此种振动装置在注射阶段脉动螺杆的动态响应以及振幅和频率的特性.The ice cream softened and began to melt.冰淇淋开始变软并开始融化。One of the key problems in i...