考点词汇就是指雅思阅读中常出现的对句意、题意有着重要影响的词汇。考点词汇也就是雅思阅读中的高频词汇,是考生的必备词汇。今天长沙新航道雅思小编为大家整理的雅思词汇解析 ：极限运动，希望能给大家带来帮助!本周我们学习极限运动相关的词汇.

    1. adrenaline/ə'drenəlin,-li:n/
    n.肾上腺素
    搭配：an adrenaline rush 使人肾上腺素飙升
    get adrenaline going 使人肾上腺素飙升
    an adrenaline junkie 喜欢极限运动/热爱冒险的人
    e.g. Skydiving gave me such an adrenaline rush.
    e.g. It was a thrilling experience that really got our adrenaline going.
    e.g. He’s really an adrenaline junkie, always trying new extreme sports.
    补充：skydiving n. 跳伞
    thrilling adj. 刺激的；令人兴奋的

    2. thrill /ˈθrɪl/
    n. 激动;兴奋；令人激动的事情
    e.g. Driving a race car is a real thrill for me.
    e.g. Some people get a thrill out of skydiving.

    搭配：thrill-seekers 寻求刺激/喜欢冒险的人
    e.g. Many thrill seekers go bungee jumping, skydiving, and other extreme sports.
    补充：bungee jumping 蹦极
    adj. thrilled 非常兴奋与激动的。
    e.g. She was thrilled to pieces when she received her birthday gift.
    adj. thrilling 令人激动的
    e.g. The skydiving experience was absolutely thrilling; I’ve never felt such excitement before.

    3. reckless  /'reklɪs/
    adj. 轻率的;不计后果的;无所顾忌的
    e.g. Reckless thrill seekers disregard their safety, only focusing on experiencing the adrenaline rush.
    e.g. A life of overconfidence is reckless and short-sighted.
    补充：disregard v. 忽视

    4. envelope /'envələʊp/
    搭配：push the envelope挑战限制尺度；突破原有底线
    e.g. The racer is always pushing the envelope in every race, constantly surpassing the limits.
    e.g. We can think out of the box and come up with something quite different. We have to push the envelope if we want to succeed in the market.
    补充：think out of the box 跳出固有的思维模式思考问题

    5. helmet/'helmɪt/
    n. 头盔
    e.g. It's very risky to ride your bike without wearing a cycle helmet.
    e.g. Make sure to wear a helmet when you go skiing to protect your head from injury if you fall.
    补充：go skiing 滑雪