Từ vựng:

per annum

Giải nghĩa:

/pər ˈænəm/ – adverb

Definition: mỗi năm

A more thorough explanation: every year; for each year; yearly

Example: The bonds will have an interest rate of 9% per annum and will be issued at a price equal to 99. 297% of their face (=initial) value.