At the same time, the press bubbles with stories of the sale of Russian arms to Serbia...与此同时，报纸上登满了俄罗斯向塞尔维亚出售武器的报道。Reports of torture and mass executions in Serbia's detention camps have outraged the world's r...
The moon's gravity pulls the waters of the earth into a bulge.月球引力吸引地球上的水,形成涨潮....the pull of gravity.重力的牵引...the law of gravity.万有引力定律Armadillos aren't the only creatures who rely on gravity to get the ball ro...
Their fellow travellers are a mix of honeymooners, single girls on the prowl and elderly couples...他们的旅伴中有度蜜月的新人，有寻觅伴侣的单身女孩，也有老年夫妇。arrangers of care services for the elderly安排照料老人的筹划者An elderly person may nap during the ...