Villanelle: An intricate verse form of French origin, consisting of several three-line stanzas and a concluding four-line stanza.
维拉内拉诗：起源于法国的一种精美的诗歌形式，它由若干个三行诗节和结尾的一个四行诗节组成。
Given the seriousness of the danger, Mr. Brand supports climate-engineering research, and he has updated his famous line from four decades ago. The update makes a good concluding lesson for turqs.
鉴于危机的严重性，布兰德先生开始支持气候工程研究，并更新了40年前的名言。
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