This is the 341st most frequent Vietnamese word.
cần
The Vietnamese word "cần" means "need" or "necessary."
In this sentence, "cần" is used as a verb to express the necessity or requirement to purchase a book.
Tôi cần mua một cuốn sách.
I need to buy a book.
Here, "cần" conveys an absence of necessity, indicating that worrying is not required in this situation.
Bạn không cần phải lo lắng.
You don't need to worry.
In this example, "cần" functions to signify the necessity of possessing patience in order to study effectively.