extirpation

extirpation的音标为[ɪkˈstɪrpɪʃn]，意思是根除、消灭。

速记技巧：可以将单词划分为音节，ext-i-rpo-sa-tion，使用简单的符号或缩写来快速记录单词。例如，可以将exti简化为“ext”，将rpa或rsp缩写为“rsp”等，从而快速记录单词并提高记忆效率。

extirpation这个词的词源可以追溯到拉丁语词根“extirpare”，意为“拔除，铲除”。这个词在英语中主要用作名词，表示根除、消灭等意思。

变化形式上，extirpation有过去式和过去分词形式，分别为extirpated和extirpated。

相关单词方面，与extirpation相关的单词有很多，比如extirpate（v. 根除）、extirpationist（n. 根除论者）、extirpative（adj. 根除的）等。这些单词都表示消除、消灭的意思，与extirpation的意思相近。

具体解释为：extirpate主要指彻底消除某一有害的事物，extirpationist则指主张根除某一有害因素的人，extirpative则强调消除的过程是彻底的。这些单词在句子中可以作为名词或形容词使用。

总之，extirpation这个词在英语中表示彻底消除某一事物或现象的意思，相关单词丰富多样，可以用于各种语境中。

extirpation短语：

1. extirpation of a disease

2. extirpate a weed

3. extirpate a pest

4. eradicate a plague

5. exterminate a virus

6. exterminate a bacteria

7. annihilate a species

双语例句：

1. The government has launched an extirpation campaign to eradicate the mosquito-borne diseases.

2. We must exterminate the mosquitoes to protect ourselves from the disease.

3. The farmers have been working hard to extirpate the weeds in their fields.

4. The army has been working hard to eradicate the plague in the remote areas.

5. The doctor has successfully exterminated the virus from the patient"s body.

6. The government has decided to extirpate the drug-addicted population.

7. We must annihilate this species from our planet to protect our environment.

英文小作文：

Extirpation of Pests

Pests are a common problem in many places, causing damage to crops, plants, and other living things. To eradicate these pests, we need to take effective measures to exterminate them completely. Extirpation is a method of removing pests from a certain area or population, usually by using chemical or biological methods. However, it is important to note that extirpation should only be used as a last resort when other methods have failed or are not suitable for use. We should also try to reduce the risk of pests entering our environment by controlling their habitat and reducing their food sources. In conclusion, extirpation is a necessary method to protect our environment and ensure the health and safety of our ecosystems.