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。

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Using this technology, the purity problem during seed production in three-line, two-line or chemical-emasculated hybrid rice breeding system could be solved and some new combinations could be bred.

利用这项技术可望解决三系、两系或化学杀雄杂交稻制种过程中出现的纯度问题，且有利于新杂交稻组合的选育。

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Theoretical calculations and experiments show that the "three-line" method combined with the approximate function is convenient and reliable, and the accuracy is higher.

理论计算和实验表明，“三线法”结合近似函数法在线形分析方面是简便、可靠的。

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In nineteen sixty-three, hot line appeared as a new expression.

VOA: special.2009.12.06

What I did in this diagram is I computed the efficient portfolio frontier-- now it's the blue line with three assets.

在这张图表中,我计算了有效边界-,蓝色线表示三种资产的组合。

耶鲁公开课 - 金融市场课程节选

And line thirty-three: "Who first seduc'd them to that foul revolt?"

第33行：，“当初是谁引诱他们犯下这不幸的忤逆呢？“

耶鲁公开课 - 弥尔顿课程节选

It added that a number of these votes were subject to the UUP three-line whip.

BBC: Weir to fight suspension

Mr Pritchard told BBC Radio 4's Today programme he was willing to defy a three-line whip if necessary.

BBC: EU referendum: MPs told to vote against Monday's motion

He added that the issue was a "matter of principle" and that it was therefore "wholly wrong" for the government to introduce a three-line whip.

BBC: Jury plans get MPs' vote