New words:

fuel /ˈfjuːəl/
n.燃料;燃油;汽油;油料
v.(给…)加油;加燃料

核心逻辑:

→ 原本指用来生火的木柴
→ 后来泛指一切能燃烧提供能量的东西 → 燃料
作动词:给… 加燃料 → 给… 提供动力;加剧;刺激

Sample Sentences

Plants can be used as fuel.

His words added fuel to the fire.

Burning fuel causes air pollution.

We should try to reduce fossil fuel consumption.

We should develop clean fuels to protect the environment.


fossil /ˈfɒsl/ n.化石;老人;老古董

consumption /kənˈsʌmpʃn/ n. 消费;(能量、食物或材料的)消耗,消耗量;

New words:

enthusiasm [ɪnˈθuziˌæzəm] n. 热情;热忱;热心;热衷的事物

通常作不可数名词,一般不加 s


必记高频搭配

have enthusiasm for… 对…… 有热情

He has great enthusiasm for painting.

with enthusiasm 热情地;满腔热忱地

We should study with enthusiasm.

full of enthusiasm 充满热情

She is always full of enthusiasm.

lose enthusiasm 失去热情

Don’t lose enthusiasm for life.

New words:

enthusiastic [ɪnˌθuziˈæstɪk] adj. 热情的;热心的;热衷的;极感兴趣的


必记高频搭配

be enthusiastic about… 对…… 热心 / 热衷

She is enthusiastic about environmental protection.

an enthusiastic fan 狂热的粉丝

He is an enthusiastic football fan.

enthusiastic support 热情的支持

We received enthusiastic support from our classmates.

enthusiastic attitude 积极热情的态度

He has an enthusiastic attitude toward study.

作文加分替换:

very interested → enthusiastic
warm-hearted → enthusiastic

New words:

enthusiast /ɪnˈθjuːziæst/ n. 热衷于… 的人;爱好者;发烧友

详细词源拆解:

前缀 en- = in,在… 里面
词根 theo/the = 神(来自希腊语 theos = god)
后缀 -iast:表示 热衷于… 的人

词源故事:

古希腊原指 “被神附体、充满神性灵感” 的人,
后来词义弱化,变成 “充满热情、狂热喜爱某事的人”

组合逻辑:
→ en- + theos (神) → 被神充满 → 极度热情 → 热衷者;爱好者

词汇家族:

enthusiast(n. 爱好者)→ enthusiastic(adj. 热情的)→ enthusiasm(n. 热情)

必记高频搭配

a sports enthusiast 运动爱好者

The club welcomes all sports enthusiasts.

a music enthusiast 音乐爱好者

My brother is a music enthusiast.

a fitness enthusiast 健身爱好者

She is a fitness enthusiast.

an art enthusiast 艺术爱好者

The museum is popular among art enthusiasts.

作文替换:

a fan of… → an enthusiast of…(更高级)

New words:

emission [iˈmiʃ(ə)n] n.排放;辐射;排放物;


必记高频搭配

carbon emissions 碳排放

We must reduce carbon emissions to protect the earth.

harmful gas emissions 有害废气排放

Factories should control harmful gas emissions.

reduce / cut emissions 减少排放

More people choose buses to cut emissions.