biohazard

biohazard的音标为：[ˈbaɪəʊhæzəd]；基本翻译为“生物危害”或“生物危险”。

速记技巧：bio（生物）+ hazard（危险）→ 生物危险。

Biohazard这个词的词源可以追溯到生物学和危险(hazard)两个词。它指的是可能对生物或环境造成危害的危险或风险。

这个词的变化形式包括biohazardous, biohazardousness等。其中biohazardous是一个形容词，表示具有潜在危险的。

相关单词包括：

1. Bioterrorism：生物恐怖主义，指的是利用生物制剂进行恐怖袭击的行为。

2. Biocontainment：生物控制，指的是对可能造成生物危害的物质或活动进行控制和管理的方法。

3. Biodefence：生物防御，指的是国家为应对生物威胁而采取的防御措施。

4. Bioremediation：生物修复，指的是利用生物方法对受到污染的环境进行治理。

5. Biosafety：生物安全，指的是对可能造成生物危害的物质和活动进行管理和控制，以确保公共安全和环境安全。

这些单词都与biohazard这个词有关，因为它代表了可能造成生物危害的风险或危险。这个词在科学和安全领域中非常重要，因为它涉及到保护人类和环境免受潜在的生物威胁。

常用短语：

1. biohazard zone

2. biohazardous materials

3. biosecurity measures

4. decontaminate

5. quarantine

6. hazardous waste

7. bio-safety level

例句：

1. The government has declared a biohazard zone in the affected area to contain the outbreak of the virus.

2. The hazardous waste from the accident must be decontaminated immediately.

3. We must take strict biosecurity measures to prevent the spread of the virus.

4. After the quarantine period, the patients can be released with no fear of infection.

5. The biohazardous materials from the accident must be properly disposed of.

6. The bio-safety level of this laboratory is very high.

7. We must take all possible measures to protect ourselves from biohazardous materials.

英文小作文：

The importance of biosecurity in healthcare facilities

Biosecurity is crucial in healthcare facilities to protect patients, healthcare workers, and the public from biohazardous materials. It involves various measures such as strict cleaning and decontamination of facilities, quarantine of patients and staff, and proper disposal of hazardous waste. By implementing these measures, we can minimize the risk of infections and protect ourselves and others from potential harm. In addition, high bio-safety levels ensure that healthcare workers can perform their duties safely and effectively, thereby improving patient care and outcomes. Therefore, it is essential to prioritize biosecurity in healthcare facilities to ensure a safe and healthy environment for everyone.