她用左手写字。
I batted left-handed and bowled right-handed.
我左手击球，右手投球。
I'm having trouble with this gear lever because I'm left-handed.
我难于操纵这个变速杆，因为我是左撇子。
There is a shop in town that supplies practically everything for left-handed people.
镇上有一家商店，出售左撇子用品。
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。
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。
Can we be critical of a person who is born left-handed or dyslexic?
我们能批评一个生为左撇子或生来就有诵读困难的人吗？
British store is launching a range of underpants for left-handed men.
英国商店正在推广一款专为男性左撇子设计的内裤。
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。
Campaigners point out that a high percentage of the prison population is left-handed.
活动家们指出，监狱中，囚犯是左撇子的比例很高。
Manufactures are now beginning to see that there is a market for left-handed products.
现在制造商们开始发现左撇子产品的市场。
A prevalence of left-handed amino acids would indicate they were biological in origin.
如果左旋氨基酸占大多数的话，就说明这些氨基酸从根源上来说是具有生物性的。
They claim that thousands of children are still being "penalized" for being left-handed.
他们声称，数以千计的儿童仍在因左撇子而“处于劣势”。
30 years after Gruby's initial efforts, there are more left-handed product actually on the market.
在格鲁比初次尝试的30年后，市面上出现了更多面向左撇子的产品。
In early-year education, left-handed children are struggling and making a mess of their handwriting.
在幼龄教育中，左撇子儿童学习起来很艰难，他们的书写一团糟。
Mr. Gruby being left-handed himself, thought of the idea to try to promote a few products for left-handers.
格鲁比先生自己也是左撇子，他想到了这个主意，试图推广一些为左撇子设计的产品。
Campaigners feel it's strange that children in British schools are penalized because they happen to be left-handed.
令活动家们感到奇怪的是，在英国的学校里，孩子们仅因为他们碰巧是左撇子而处于劣势。
Campaigners have warned that the British government is not doing enough to prevent left-handed pupils from falling behind their peers.
活动家们警告说，英国政府在防止左撇子学生落后于同龄人方面做得不够。
A further puzzle is why are there always a few exceptions, like left-handed humans, who are wired differently from the majority of the population?
更让人困惑的是，为什么总是有少数例外？比如左撇子，他们与大多数人的思维方式不同。
Studies in recent years show that left-handed children are more likely to suffer with learning difficulties and their scores are lower on IQ tests.
近年来的研究表明，左撇子儿童更容易出现学习困难的问题，他们在智商测试中的得分也更低。
But the ones synthesized through abiotic processes, which is to say not involving microorganisms, occur in equal numbers of right- and left-handed.
但是通过非生物过程合成的，也就是不涉及微生物的那些，在右撇子和左撇子中数量是相等的。
They want the department of education to record which children are left-handed and what their educational attainments are, since they make up some 10% of the population.
他们希望教育部记录哪些孩子是左撇子以及这些孩子的受教育程度，因为这些孩子占人口的10%左右。
Nor does it explain why, in a species where one parent determines handedness, a brood is not exclusively right-or left-handed when the offspring would have the same genetic predisposition.
这也不能解释为什么在一个由父母一方决定用利手的物种中，当后代具有相同的遗传倾向时，他们并非完全是右撇子或左撇子。
Nor does it explain why, in a species where one parent determines handedness, a brood is not exclusively right or left-handed when the offspring would have the same genetic predisposition.
这也不能解释为什么在一个由父母一方决定利手的物种中，当后代具有相同的遗传倾向时，他们并非完全是右撇子或左撇子。
Nor does it explain why, in a species where one parent determines handedness, a brood is not exclusively right- or left-handed when the offspring would have the same genetic predisposition.
这也不能解释为什么在一个由父母一方决定用手习惯的物种中，当后代具有相同的遗传倾向时，他们并非完全是右撇子或左撇子。
北极熊都是左撇子。
All polar bears are left-handed.
所有的北极熊都是左撇子。
But left-handed people may not be right.
但是左撇子可能不一定是正确的。
If you're left-handed, there's good news.
如果你是左撇子，那么这里有好消息。
But if you're left-handed, don't let it get to you.
但如果你是左撇子，也不必烦恼。
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