extraction

[iks'trækʃən]

n.抽出, 拔出, 抽出物,血统

例句与用法：

The treatment of metal or the separation of metal from ores and ore concentrates by liquid processes, such as leaching, extraction, and precipitation.

水冶金术通过液体过程，象过滤，提炼，沉淀等方法处理金属，从矿石中或矿石浓缩物中分离出金属

The refuse of sugar cane after extraction of the juice.

甘蔗渣在汁液被榨完以后剩下的甘蔗废料

Of Spanish extraction.

西班牙血统的

详细释义：

n.

1. 抽出; 拔出; 榨出[U][C][(+from)]

Her teeth are so bad that she needs five extractions.

她的牙太糟, 得拔掉五颗。

2. 选取; 摘录[U][C]

3. 血统; 出身[U]

He comes from a family of Irish extraction.

他出身于一个有爱尔兰血统的家庭。

4. 【数】开方