A small crowd attempted to pull down a statue.一小伙人试图推倒一尊塑像。It is easier to pull down than to build up.拆房容易盖房难.They have managed to pull down the old building.他们已拆毁了那幢旧建筑....
Silver - coated carbonyl iron powder was prepared by using electroless plating method.用化学镀法,甲醛为还原剂,制备镀银羰基铁粉.The p - chlorophenyl isocyanate is synthesised by carbonyl chloride and p - chloroaniline . The yield is 90 %.采用...
首批飞机运送的食物、儿童衣物和药品开始抵达。The first plane-loads of food, children's clothing and medical supplies began arriving.旧货义卖的组织者会感激地领受您捐赠的旧衣物。Your old clothes will be gratefully accepted by jumble sale organisers.洗过的衣物可能今天晾在外面...