The twenty that make up the proteins on Earth are all left-handed.

组成地球上蛋白质的那20个（氨基酸）都是左旋氨基酸。

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We are without any doubt the largest supplier of the left-handed items.

毫无疑问，我们是左撇子产品的最大供应商。

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A left-handed toolmaker would produce the opposite pattern.

一个左撇子工具制造者会做出相反的图案。

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But others say he wrote this way because he was left-handed and writing backwards was easier and helped keep the ink from smearing.

VOA: special.2010.09.15

Again, this is a right-handed centric thing but if you're right-handed, language on the left, math and music on the right.

重申一遍,这是以右利手为基础的研究结论,如果你是右利手,那么语言功能便定位于左半球,而数学运算与音乐则定位于右半球

耶鲁公开课 - 心理学导论课程节选

You might be better kicking to the left or to the right depending on whether you're right handed or left handed.

你最好从左路还是右路射门,和你是左撇子还是右撇子有关

耶鲁公开课 - 博弈论课程节选

He stopped making movies for many years, returning to Broadway in protest at Warner Bros. letting someone else edit his 1958 film The Left Handed Gun.

BBC: Bonnie and Clyde director Arthur Penn dies aged 88

Fielding at mid-on to the right-handed Kieswetter, and mid-off to the left-handed Michael Lumb, he proceeded to drop three catches in the first five overs, only one of which was at all difficult.

BBC: Kevin Pietersen fires England to Super Eights victory

After an intentional walk to Matt Kemp, Collins visited the left-handed Rice on the mound.

WSJ: Hefner pitches well, Mets beaten late by Dodgers