This is the 671st most frequent Vietnamese word.
thẻ
"Thẻ" means "card" in English.
Here, "thẻ" refers to a card, specifically a bank card used for financial transactions.
Tôi lấy thẻ ngân hàng để rút tiền.
I take the bank card to withdraw money.
In this sentence, "thẻ" means a card that serves as identification, specifically a student ID card.
Anh ấy dùng thẻ sinh viên để vào thư viện.
He uses a student card to enter the library.
Here, "thẻ" indicates a card used for specific access, in this case, to obtain lunch at a cafeteria.