Từ vựng
printing — Printing became widespread after Gutenberg's invention. — /ˈprɪn.tɪŋ/ — nghề in, in ấn — noun
concerned — We are concerned with environmental issues. — /kənˈsɜːnd/ — liên quan, quan tâm đến — adjective
differs — Her opinion differs from mine. — /ˈdɪf.əz/ — khác biệt — verb
represented — Many countries were represented at the conference. — /ˌrep.rɪˈzen.tɪd/ — được đại diện, được thể hiện — verb (past participle)