eyewash的音標是[?a?wɑ??]，翻譯成中文是“洗眼液；虛言；假話；搪塞之詞”。

其速記技巧是：eye看，was是，ash灰。聯想記憶：看東西時，灰飛到眼睛里了，就用洗眼液。

eyewash這個詞的詞源可以追溯到英語，它來自拉丁語“oculatus”，意為“眼睛”。這個詞在英語中經歷了幾個變化形式，包括eyewashy、eyewashless、eyewashly等。

相關單詞：

1. Eyewashery（洗眼店）：這個詞指的是專門提供洗眼服務的店鋪，通常用于清潔眼部污垢或消毒。

2. Eyewashbowl（洗眼池）：這個詞指的是一個用于洗眼的專用水池，通常用于清潔眼部污垢或消毒。

3. Eyewashwater（洗眼水）：這個詞指的是用于洗眼的清潔水，通常用于清潔眼部污垢或消毒。

這些單詞都與eyewash這個詞有關，描述了與洗眼相關的各種場景和設施。它們的使用可以保護人們的眼睛免受有害物質的影響，并確保眼部健康。

至于變化形式和相關單詞的數量，由于eyewash這個詞本身就有很多變化形式和相關單詞，因此無法給出確切的數量。但是，以上提到的三個相關單詞都是基于eyewash這個詞衍生出來的，因此它們可以被視為相關單詞。此外，還有許多其他與洗眼相關的單詞和短語，如eye-washingfacilities（洗眼設施）等。這些單詞和短語在英語中都與保護眼睛健康有關。

常用短語：

1. eye wash 洗眼臺

2. eye wash station 洗眼設施

3. eye safety 眼睛安全

4. eye protection 眼保護

5. eye wash solution 洗眼液

6. eye wash cabinet 洗眼柜

7. eye wash station for chemical spill 化學濺灑洗眼設施

雙語例句：

1. We must install eye wash stations in the factory to protect our eyes from harmful substances. (在工廠我們必須安裝洗眼設施來保護我們的眼睛不受有害物質傷害。)

2. If there is a chemical spill, we should quickly go to the designated eye wash station for chemical spill. (如果發生化學物質泄漏，我們應該迅速前往指定的化學濺灑洗眼設施。)

3. Eye wash stations are very useful in protecting our eyes from harmful substances. (洗眼設施在保護我們的眼睛不受有害物質傷害方面非常有用。)

4. I always wear goggles and an eye protection when doing chemical experiments to avoid eye injury. (我做化學實驗時總是佩戴護目鏡和防護眼鏡以避免眼睛受傷。)

5. Eye wash stations are essential for chemical processing workers to ensure their safety. (對于化工行業工作者來說，洗眼設施是確保他們安全必不可少的。)

6. Eye safety is very important, especially when working with hazardous substances. (眼睛安全非常重要，特別是在處理有害物質時。)

7. We should always pay attention to eye safety and wear protective equipment when working with chemicals. (我們應該始終關注眼睛安全，在接觸化學品時佩戴防護設備。)

英文小作文：

Protecting our eyes from harmful substances is very important, especially when working in the chemical industry. Eye wash stations and other eye protection equipment can help us avoid eye injury and ensure our safety. I remember when I was doing my chemistry project, I always wore goggles and an eye protection to avoid any potential harm to my eyes. I also made sure to use the designated eye wash station when necessary to clean my eyes after exposure to harmful substances. It is essential to take proper measures to protect our eyes from harmful substances, because they can cause serious damage to our eyesight and even lead to blindness if not taken care of promptly. Therefore, we should always be mindful of our eye safety and take necessary precautions to ensure our well-being.