"tending to produce sleep," 1680s, from French soporifique (17c.), formed in French from Latin sopor (genitive soporis) "deep sleep" (see sopor). As a noun from 1722. Earlier as an adjective was soporiferous (1580s as "characterized by excessive sleep," c. 1600 as "soporific").
雙語例句
1. the soporific effect of the sun
太陽讓人昏昏欲睡的作用
來自《權(quán)威詞典》
2. I dozed off during the soporific music.
我聽到這催人入睡的音樂,便不知不覺打起盹兒來了.
來自《簡明英漢詞典》
3. The warmth of the room and the monotony of the speaker's voice grew soporific.
房間里的熱氣和發(fā)言人單調(diào)的聲音讓人昏昏欲睡。
來自柯林斯例句
4. After trudging for some distance, his slow steady steps acted as a soporific.
及至走出來一些路,腳步是那么平勻, 緩慢,他漸漸的仿佛困倦起來.
來自漢英文學(xué) - 駱駝祥子
5. I often have to take soporific before I go to bed.