四级必背核心高频词Three types of auxiliary conditions are of interest. 三种辅助条件是有意义的。Chinese commodities available for export are varied. 中国可供出口的商品种类繁多。He asked several awkward questions at the press conference. 他在记者招待会上提了几个难回答的问题。He's very awkward, he keeps dropping things. 他很笨,总是丢东西。The balcony juts out over the garden. 阳台突出在花园上方。The barrel would hold 100 litres. 这桶能装一百升。The police put a barrier across the road. 警察设了路障。He was informed beforehand. 他预先得到通知。The blast from the bomb blew out all the windows in the area. 炸弹爆炸的冲击波震破了这个地区的所有窗户。The river is the boundary between the two countries. 这条河是两国的界河。The brakes have to be replaced. 刹车需要更换。What's the breadth of this river? 这条河的宽度是多少?Some animals will not breed in cages. 有些动物在笼子里不产崽。She tried to keep her monthly budget below $400. 她试图将每月的开支限制在四百元以下。He produced from his pocket a bunch of keys. 他从口袋里掏出一串钥匙。They bundled the children off to school. 他们匆匆忙忙把孩子送去上学。The old man bent with a heavy burden on his back. 老人因背着重负而弯腰。The public health bureau moved to curb hepatitis. 卫生局采取措施控制肝炎。They burst out laughing. 他们突然大笑起来。He calculated the costs very carefully. 他仔细计算开支。They are asked to live on campus. 校方要求他们住校。They were in favor of the Democratic candidate for President. 他们支持民主党总统候选人。The criminal was captured when trying to escape from the city. 罪犯在企图逃离这座城市时被捕获。We sailed from Perth with a cargo of raw ion. 我们装着一船生铁从佩思启航。The cargo has been transshipped into a river steamer. 货物已载入一艘内河轮船上He was wearing casual clothes, not his school ones...