In any case, basic computer skills are only complementary to the host of real skills that are necessary to becoming any kind of professional.
不管如何,成为任何专业职员都需要各种实质技能,而基本的计算机技能都只不过对这类实质技能的补充。
host本身有“主人”的意思,请问在句子它是延伸为技能的“学会”的意思吗?
host = master = 主人 = 掌控 : 你是主人你做主,你说了算,由你掌控。
the host of a foreign language = the masterof a foreign language :
学会一门外语。