contribution (n)
/ˌkɑːn.trɪˈbjuː.ʃən/
sự đóng góp
something that you do that helps to achieve something or to make it successful
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respective (a)
/rɪˈspek.tɪv/
riêng lẻ, thuộc về từng cá thể
belonging or relating separately to each of the people or things already mentioned
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worthwhile (a)
/ˌwɝːθˈwaɪl/
đáng giá
important, enjoyable, interesting, etc.; worth spending time, money, or effort on
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mankind (n)
/mænˈkaɪnd/
loài người, nhân loại
the whole of the human race, including both men and women
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