The bus is said to have over-turned and fallen into a ravine.据说巴士发生翻车，跌进了峡谷。Food production has already fallen behind the population growth.粮食生产已经跟不上人口增长。A couple of inches of dry, powdery snow had fallen.下了数英寸厚的粉状干雪。...
'You said you'd stay till tomorrow.' — 'I know, Bel, but I think I would rather go back.'...“你说过你要呆到明天的。”——“我知道，贝尔，但我还是想回去。”DDB was also found to inhibit topoisomerase II activity of Bel - 74 02...
这些虫子用肉眼看不见。The worms cannot be seen by the naked eye.厕所里爬满了虫子。The toilet was full to the brim with insects.他在花园里被虫子咬了一口.He was bitten by an insect in the garden....