He took the pen between his thumb and forefinger.
他用拇指和食指夹起笔。
Thumb and forefinger making a circle.
拇指和食指形成圈状。
Alternatively use the thumb and forefinger.
交替地使用拇指和食指。
Wrap yarn around the back of your thumb and forefinger.
把绒线绕过你的大拇指和食指。
The basic buret is usually operated bY thumb and forefinger.
操作碱式滴定管是用拇指和食指。
She grabbed at it, then studied her empty thumb and forefinger with a puzzled expression.
她伸手捻抓，然后用疑惑的表情打量着自己那空空如也的拇指和食指。
So I suggest that operate the basic buret with thumb, forefinger and middle finger.
因此，我建议用拇指、食指和中指操作。
If you keep your thumb close to your forefinger, could you use chopsticks and spoons?
把拇指紧挨着你的食指，你能用得了筷子和勺子吗？
If you keep your thumb close to your forefinger, could you use chopsticks and spoons?
把拇指紧挨着你的食指，你能用得了筷子和勺子吗？
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