anxious的副词和名词分别为anxiously和anxiety。anxious作为形容词，含义为“焦虑的”、“非常希望”、“担心”；anxiously作为副词，含义为“忧虑地”、“满心”；anxiety作为名词，含义为“担心”、“害怕”、“渴望”。

anxious作为形容词，译为焦虑的;忧虑;渴望;担心;流露出忧虑的;非常希望。

例句：Parents are naturally anxious for their children.

父母自然为儿女担心。

There were a few anxious moments in the baseball game.

那场棒球赛中有些时刻令人焦虑不安。

She was anxious to finish school and get a job.

她渴望毕业找一份工作。

The metamorphosis from anxious wife to feted author was rapid and dramatic.

从整日焦虑的妻子到受人追捧的作家，这变化迅速而剧烈。

They are anxious to ensure the continuation of the economic reform programme.

他们渴望经济改革计划一定持续下去。

anxiously作为副词，译为焦急地;忧虑地;满心。

例句：The doctors clustered anxiously around his bed.

医生焦急地围在他的床边。

Residents are anxiously awaiting a decision.

居民焦虑地期待决定。

Anxiously, she examined his unusually grave face.

她忐忑不安地审视着他异常严肃的脸色。

How anxiously she awaited my answer

她焦急万分地等待我的答复。

The old woman was anxiously awaiting the return of her relatives.

老妇人望眼欲穿地盼望亲人归来。

She read through the casualty list anxiously.

她忧虑地把伤亡人员名单从头到尾看了一遍。

anxiety作为名词，译为焦虑;忧虑;担心;害怕;渴望。

例句：Some hospital patients experience high levels of anxiety.

有些住院病人十分焦虑不安。

At that moment she felt the first twitch of anxiety.

那一刻她第一次感到一阵焦虑。

Valium is usually prescribed to treat anxiety.

安定剂通常用于治疗焦躁。

Reports of this kind are guaranteed to cause anxiety

这种报道势必会引发忧虑。

The letter spoke only too clearly of his anxiety for her.

那封信再明白不过地倾诉了他对她的渴望。

Anxiety comes from not being able to orient yourself in your own existence.

不能适应生活便会产生焦虑。