ALUM - Định nghĩa trong Từ điển tiếng Anh
alum (noun)
/ˈæləm/
Giải nghĩa:
A person who has graduated from a school, college, or university.
Ví dụ:
She is an alum of Harvard University.
alum (noun)
/ˈæləm/
Giải nghĩa:
A type of chemical compound, used in some types of baking powder or for purification of water.
Ví dụ:
Alum is used in the water treatment process to remove particles.
Cách sử dụng
Alum can refer to two different things: a chemical compound or a graduate of a school. The chemical compound, potassium alum, is often used as an ingredient in deodorant or as a pickling agent. The word "alumnus" or "alumna" refers to someone who has graduated from a school or university. So, if you are talking about a student who has graduated from a school, you can use the word "alum" to refer to them. If you are talking about the chemical compound, you would use the word "alum" to refer to potassium alum specifically.
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