halfheartedness

halfheartedness的音标是[hɑːf"hɑːtɪdnəs]，翻译成中文是：不热心的；无精打采的。

速记技巧：使用发音相似的单词来快速记忆这个单词的拼写。

Halfheartedness 的英文词源：

Halfheartedness 这个词是由 half（一半）和 heart（心）和-ed（形容词后缀）组成的。这个词的含义是缺乏热情、不全力以赴。

变化形式：

1. Halfheartedly：副词形式，表示不全力地、不热心地。

2. Heartlessness：名词形式，表示无情、冷漠。

相关单词：

1. Hearty：adj. 热心的、衷心的、丰盛的。

2. Lackluster：adj. 无热情的、无精神的、无光彩的。

3. Inertia：n. 惯性、惰性、迟钝。

4. Sluggish：adj. 迟缓的、不活泼的、无精打采的。

5. Quiescent：adj. 静止的、不活动的、无声的。

6. Tepid：adj. 温吞的、不热烈的、中性的。

7. Disinterested：adj. 无私的、公正的、无私心的。

8. Unenthusiastic：adj. 不热心的、无热情的、冷淡的。

9. Half-heartedness：n. 半心半意、不全力以赴。

10. Half-heartedness（名词）：表示缺乏热情或努力的程度，常用来形容人的态度或行为。

以上这些单词都与 halfheartedness 相关，它们在语义上都有不同程度的相似性或关联性。

常用短语：

1. halfheartedly

2. lack enthusiasm

3. lack commitment

4. lack passion

5. lack commitment to

6. lack commitment towards

7. lack heart

双语例句：

1. We halfheartedly put up a tent and decided to give up halfway.

2. He halfheartedly answered the question, not really putting in much effort.

3. She lacks enthusiasm for the project and halfheartedly goes through the motions.

4. He is committed to his work, even though he is halfhearted about it.

5. She lacks passion for her job and only halfheartedly goes through the motions.

6. I am committed towards my studies and will not give up even if I am halfhearted about it.

7. He lacks heart and is only halfheartedly trying to help us.

英文小作文：

Halfheartedness can be a common problem in life, whether it"s a task at work, a hobby, or even a relationship. It"s easy to become apathetic or uninterested in things that we don"t really care about, but this attitude can have negative effects on our lives. Instead, we should try to be more enthusiastic and committed towards what we do, because it will help us to be happier and more successful in life. For example, if you are studying for a test, you should put your heart into it and try your best to learn the material, rather than just going through the motions halfheartedly. This will help you to perform better on the test and also give you a sense of accomplishment when you pass it.