extra

特别地，非常；另外；额外的，另外收费的；特大的；额外的事物

【例】Her school fees are $440 a term; music and dancing are extras.

她的学费是每学期440美元，音乐和舞蹈课另外收费。

extract

提取；索取；选取；摘录；选录；提取物

【例】Several years ago, the trade figures could be extracted from export-and-import documentation at ports.

几年前，可以从各港口的进出口单证中提取贸易数据。

extreme

极端的，极度的；极端，最大程度

【例】The government is impelled to take extreme measures to cope with the increasing inflation.

政府被迫采取极端措施应对日益严重的通货膨胀。

extrovert

性格外向者

【例】His natural extrovert personality helps him a lot to become an excellent salesman.

他天生的外向性格有助于其成为一名优秀的销售员。

exuberance

丰富，茂盛；热情；精力充沛

【例】The government is considering restraining investors’ exuberance on property speculation as it leads to income disparities.

由于房地产投机导致收入不均，政府正考虑抑制投资者对它的热情。