harmful是什么意思 harmful的读音、翻译、用法

Perspective 1: Definition

- 'Harmful' is an adjective used to describe something that causes damage, injury, or negative effects to someone or something else.

- 'Harmful' can also be used as a noun to refer to a substance or agent that is toxic, dangerous, or detrimental to human health or the environment.

Examples:

1. Smoking is a harmful habit that can lead to lung cancer.

吸烟是一种有害的习惯，可能导致肺癌。

2. The chemicals in the water are harmful to aquatic animals.

水中的化学物质对水生动物有害。

3. It is essential to read the warning labels on the products to avoid harmful effects.

阅读产品的警示标签非常重要，以避免产生有害作用。

Perspective 2: Synonyms

- 'Harmful' can be replaced by other similar adjectives such as damaging, dangerous, injurious, toxic, detrimental, or pernicious.

- Some synonyms of 'harmful' may imply slightly different shades of meaning or connotations depending on the context.

Examples:

1. The use of pesticides can be damaging to the environment and human health.

使用农药可能对环境和人类健康有害。

2. The fire caused dangerous smoke and fumes that endangered the firefighters.

火灾引起危险的烟雾和气体，危及消防员的生命。

3. The side effects of the medication can be injurious if not properly monitored by a doctor.

如果医生没有妥善监测，药物的副作用可能是有害的。

Perspective 3: Antonyms

- The opposite of 'harmful' is 'harmless', which means that something does not cause harm or is not dangerous.

- Other antonyms of 'harmful' include beneficial, helpful, advantageous, or advantageous, depending on the context and intention.

Examples:

1. The vaccine is harmless to most people but may have mild side effects.

疫苗对大多数人是无害的，但可能会有轻微的副作用。

2. The treatment was beneficial to the patient and improved their condition.

治疗对病人是有益的，改善了他们的病情。

3. The use of solar energy is advantageous to the environment and reduces greenhouse gas emissions.

使用太阳能对环境有利，可以减少温室气体的排放。

In conclusion, the word 'harmful' can be explained from various perspectives, including definition, synonyms, and antonyms. It is a versatile and useful word in English that can help express concerns about safety, health, and well-being.