When the family entered their new home in 2009, they brought with them two precocious young girls, a bouncing puppy, modern art and a new swing set on the South Lawn.
当这家人2009年入住新家时，他们带来了两个懂事的小姑娘、一只活泼的小奶狗、若干现代艺术品，以及白宫南草坪上的一个新秋千。
The swing mechanisms in most modern hydraulic excavators are equipped with combined hydraulic and mechanical braking.
现代液压挖掘机回转机构的制动大多采用液压与机械制动联合动作。
The swing mechanisms in most modern hydraulic excavators are equipped with combined hydraulic and mechanical braking.
现代液压挖掘机回转机构的制动大多采用液压与机械制动联合动作。
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