deviate 脫離；越軌 The teacher deviated from her custom and gave out no homework. 老師沒有像往常那樣布置家庭作業(yè)。 diffuse 擴散；傳播 The clowns in the play are mainly to diffuse a feeling of happiness. 劇中的小丑主要是為了營造快樂分氛圍。 discontent 不 滿 To Galbraith, materialism had gone mad and would breed discontent. 對加爾布雷斯來說，唯物主義瘋了，會滋生不滿。 diversion 轉移；分散注意力 Strangers and travelers were welcome sources of diversion, and brought news of the outside world. 陌生人和旅游者是受歡迎的消遣的來源，他們帶來外部世界的新聞。 doubtless 無疑地；確定地 Doubtless he'll be bringing his guitar, as usual. 毫無疑問地，他會像往常一樣帶上他的吉他。 drawback 缺點，不利條件 This is a good car; its only drawback is that it uses a lot of petrol. 這是一輛好車，唯一的缺點就是耗油。 duplicate 副本；復制品 If you lose your key, I can give you a duplicate. 如果你丟了你的鑰匙，我給你一把復制的鑰匙。