常見(jiàn)例句用作名詞 (n.)The story has a substratum of truth.這故事有事實(shí)的基礎(chǔ)。There is a substratum of truth in her story.她敘述中有事實(shí)根據(jù).The soil has a substratum of rock.這土壤下麪有層石頭。 返回 substrative