LITMUS - Định nghĩa trong Từ điển tiếng Anh
litmus (noun)
/ˈlɪtməs/
Giải nghĩa:
A blue material that is used in chemistry to test how much acid is in a substance. It turns red in acid and stays blue in alkali
Ví dụ:
She dipped a strip of litmus into the solution to determine its acidity or alkalinity.
litmus (noun)
/ˈlɪtməs/
Giải nghĩa:
A test which provides a clear, decisive result about something in question
Ví dụ:
The elections will be a litmus test for the popularity of the government.
Cách sử dụng
Litmus is a word that describes a type of paper that is used to test if substances are acidic or basic. When you dip the litmus paper into a liquid, it will change color depending on whether the liquid is an acid or a base. This kind of test is often used in science experiments or in chemistry labs. In everyday language, people may use the word 'litmus test' to mean a way of measuring how someone feels about a particular issue or topic. For example, someone might say that a person's reaction to a certain political decision is a litmus test for whether they are liberal or conservative.
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