1、I put my left forefinger to my mouth.
我把左手食指放在嘴上。

2、So I suggest that operate the basic buret with thumb, forefinger and middle finger.
因此，我建議用拇指、食指和中指操作。

3、Thumb and forefinger making a circle.
拇指和食指形成圈狀。

4、He pointed his forefinger at me reprovingly.
他用食指指著我，表示責(zé)備的意思。

5、He tightened his grasp upon my hand, and raised a forefinger threateningly before my eyes.
他握緊我的手，伸出一根食指在我們眼前威脅地晃動。

6、Grasp chart with thump and forefinger and pull straight up.
用拇指和食指緊握原表，在垂直向上拉。

7、Gesture: Pass forefinger and middle finger down your face from your eyes.
手勢：將食指與中指從眼睛往下劃過整臉。

8、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著自己那空空如也的拇指和食指。

9、Gesture: Wave forefinger in front of your nose.
手勢：在鼻子前上下搖晃食指。

10、I saw the callous spot on your right forefinger where the handle of the pestle rubs.
我看到你右手食指被乳缽柄摩出老繭的地方了。

forefinger翻譯