商務英語：今日熱詞——歡快

euphoria歡快（名詞）

EXAMPLE: Yesterday my shy younger brother met a beautiful girl who seems to like him a lot, so he's been in a state of euphoria all day today.

昨天，我的靦腆的弟弟遇到了一位似乎非常喜歡他的漂亮姑娘，所以今天他的情緒一直很歡快。

經濟壽命（商業術語）

(BUSINESS) The number of years machinery, or other similar capital assets, are expected to be able to remain in use.

EXAMPLE: Manufacturers claim that the economic life of a well-built commercial truck today is nearly double what it was forty years ago.

制造商們聲稱，今天一臺質量良好的商用卡車的經濟壽命幾乎是40年前的兩倍。