There are the impressions of shoes in the mud.泥地上留下了鞋印。The dog had smears of mud all over his body.狗身上沾满了泥污.The black mud fettered her movements.黑色的稀泥限制了她的行动。My hands, boots and trousers were plastered with mud.我的双手、靴子和裤...
Dogs love splashing in mud and hippos wallow in it.狗喜欢在泥水洼里扑腾,河马则喜欢在其中打滚撒欢儿。The mud is a feeding ground for large numbers of birds.大批鸟儿来这块泥地觅食。The salt marshes and mud flats attract large numbers of waterfowl.盐碱地和泥滩吸引了大量...
服用避孕药是最有效的避孕方法。The pill is the most efficient method of birth control.法律允许医生给16岁以下未成年人开避孕药。The law allows doctors to prescribe contraception to the under 16s.她吃口服避孕药已有3年。She had been on the pill for three years....