Draw the floss backwards and forwards between the teeth.将牙线在齿间来回拉动。He works backwards, building a house from the top downwards.他把工序倒过来了，从上往下建房子。The third wave was so strong it knocked me backwards.第3波浪太大了，把我打了回去。...
Every actor ought to know his lines backwards before he goes on stage,as nervousness may make him forgetful.所有演员在上台前都应当把台词记得滚瓜烂熟,因为一紧张就容易忘词。He just released his hold and toppled slowly backwards...他刚一松开手就缓缓向后倒下。A hedgeho...
dissonant and loud voices又响又刺耳的声音I changed buses there, and rode forever and forever through swampy lands and along seacoasts until we arrived in a loud city.我在那里换乘大巴，然后一直一直走，穿过大片松软的湿地，沿着海岸线，来到一个喧闹的城市。Songs were heard ri...
我解开蝴蝶结，拆开小盒子的包装。I untied the bow and unwrapped the small box.黑色的小盒子里发出火花,红灯刺目地忽亮忽灭.Sparks were emitted from small black boxes and red lamps flashed on and off angrily.小盒子被这本厚厚的书压扁了.The small box was flattened by the pres...
At this time , the gastrointestinal manifestations, together with extreme weakness and fatigability, are the major symptoms.复发时, 胃肠道症状, 同时伴有极度虚弱和乏力, 为主要临床表现....