英语单词：Alacrity

中文含义：欣然、乐意、敏捷、爽快

英语词性：noun（名词）

美式发音：uh-lak-ri-tee

同义词：promptness, eagerness, willingness, enthusiasm

易混淆单词：agility, liveliness, briskness, quickness

双语例句：

1. She accepted the challenge with alacrity.

她欣然接受了挑战。

2. The team arrived with alacrity to rescue the trapped hiker.

小组带着敏捷的姿态赶到现场营救被困的徒步者。

3. He responded to the request with alacrity, indicating his willingness to help.

他欣然回应了请求，表明他乐意提供帮助。