载体

zàitǐ

HSK 7

载体 — zàitǐ

1. carrier (in chemistry); a substance that carries or holds another

   这类催化剂常用作反应的载体。 zhèlèi cuīhuàjì chángyòng zuò fǎnyìng de zàitǐ — This type of catalyst is often used as a carrier for the reaction.

2. vector (in epidemiology); an organism or agent that transmits disease

   蚊子是多种热带疾病的主要传播载体。 wénzi shì duōzhǒng rèdài jíbìng de zhǔyào chuánbō zàitǐ — Mosquitoes are the main vectors for many tropical diseases.

3. vehicle or medium (for carrying information, culture, art, etc.)

   书籍是传播思想的重要载体。 shūjí shì chuánbō sīxiǎng de zhòngyào zàitǐ — Books are an important medium for spreading ideas.