她咬着左手的大拇指头，也不看我。
他把它戴在她左手的第三个手指上。
是什么机制控制了用右手或左手的习惯并使左撇子很少出现？
What mechanisms control handedness and keep left-handedness rare?
如果灯亮了又灭了好几次，海豚就应该先按左手的杠杆，再按右手的杠杆。
If the light flashed on and off several times, the dolphins were supposed to press the left-hand lever followed by the right-hand one.
在左手的背面，她发现了用旧墨水刺的译车号，现在开始变得模糊和散开。
On the back of the left hand, she made out the post horn tattooed in old ink now beginning to blur and spread.
凯莉：你左手的那条。
树的孤独，风知道；左手的想法，右手明了。
The tree of loneliness and wind know, The left, right and clear.
科学家们并不真正了解有些人惯用左手的原因。
Scientists sdo not really know why some people are left-handed.
把右手的一个指头醮在左手的油里，在耶和华面前用指头弹七次。
Dip his right forefinger into the oil in his palm, and with his finger sprinkle some of it before the Lord seven times.
选举官头也不抬，用塑料棒沾了紫色墨水就在我左手的中指上抹下一条污渍。
The polling officer didn't even raise her head. After dipping a plastic straw into a bottle of purple ink, she drew a blotchy line down the middle finger of my left hand.
这种观点是，右手中微子可能比左手的中微子重得多，因此可以提供必要的重力。
The idea is that right-handed neutrinos might be much heavier than left-handed ones and so could provide the requisite gravity.
希拉里达芙总是上头条可不全因为街拍和左手的大钻戒，她还有颗博爱的心。
Hilary Duff makes headlines these days not by mugging for mugshots like many of her peers, but by being a philanthropic soul.
伸出你的右手，然后用左手的食指和中指按图示方法对右手的各个手指进行拉伸。
Hold your right hand out and, using the index and middle fingers of your left hand, stretch between each as shown.
他几乎完全瘫痪，不能说话，离不开轮椅，能够活动的只有他面部的肌肉和他左手的两个指头。
He is almost totally paralyzed, speechless and wheelchair-bound, able to move only his facial muscles and two fingers on his left hand.
弦乐器的演奏者练习的则是在左手的手指上下滑动的同时，用右手前后拉动琴弓——两个截然不同的动作。
String players practice moving the fingers of the left hand up and down, while drawing the bow to and fro with the right arm — two entirely different movements.
弦乐器的演奏者练习的则是在左手的手指上下滑动的同时，用右手前后拉动琴弓——两个截然不同的动作。
String players practice moving the fingers of the left hand up and down, while drawing the bow to and fro with the right arm-two entirely different movements.
但是在他记性最好的年岁里就植根于他脑海中的，反对使用左手的深深的偏见，却并不是轻而易举可以摆脱的。
But the deep prejudice against the use of the left hand which was instilled in him during his most impressionable years will not be so easily done away with.
当小刀出现在橡胶手一旁时，另实验对象产生了畏缩感，置于左手的监视器监测到了紧张反馈信号，这与小刀作用于真手时产生的反馈是一样的。
The presence of the knife near the rubber arm caused the participant to flinch, and monitors on the left hand indicated a similar stress response as when the real hand was targeted.
我们有两个文件utils_left . php和utils_right . php，这是面向主要使用右手的用户和主要使用左手的用户的实用函数集合。
We have two files, utils_left.php and utils_right.php, which are collections of utility functions for right - and left-handed users.
他给了他两记猛烈的左手拳。
他的左手在身边无力地动了一下。
他用左手遮挡反射过来的阳光。
He used his left hand as a shield against the reflecting sunlight.
那位画家的右手握着画笔，左手拿着调色盘。
The painter's right hand holds the brush, the left the palette.
首先，对左手边的系统做功。
First of all, work is being done to the system on the left-hand side.
你的左手保持不动。
一场战争令他的左手不能正常使用了。
一场战争令他的左手不能正常使用了。
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