verb
know how to maintain image
/noʊ haʊ tuː meɪnˈteɪn ˈɪmɪdʒ/ biết giữ gìn hình ảnh
noun phrase
omega 3 maintains the protective barrier
/ˈoʊmɪɡə θriː meɪnˈteɪnz ðə prəˈtɛktɪv ˈbæriər/ omega 3 giữ hàng rào bảo vệ
verb
keeping up
the act of maintaining the same pace or level as someone or something else