Use your forefinger to follow the line on the page. This focuses your vision onto a specific part of the text.
用食指跟随阅读，这样可以使视线集中在文本上。
Use your thumb and forefinger to gently work the floss between two teeth, being careful not to pull it roughly or saw it back and forth, both of which can injure the gum.
用你的食指和拇指轻轻地在两齿之间拨动牙线，小心一点不要太粗鲁或前后牵动，这样会伤害到牙龈。
Use the left thumb and forefinger to grab the loose right end, then the right thumb and middle finger can grab the loose left end.
用左手拇指和食指抓住松散的右端，然后右手拇指和中指可以抓住松散离开结束。
Hold the tea cup by its handle with your thumb and forefinger together, and then use your middle finger to support and balance the cup underneath.
端茶杯时要用拇指和食指抓住杯把，然后用中指在杯子底部做支撑并保持杯底平衡。
The fine motor pincer grasp, which allows your baby to use his thumb and forefinger to pick up small objects, also develops by one year.
好的钳型电动夹可以让你的宝宝活动他的拇指跟食指去捡东西，也要开发一年。
The fine motor pincer grasp, which allows your baby to use his thumb and forefinger to pick up small objects, also develops by one year.
好的钳型电动夹可以让你的宝宝活动他的拇指跟食指去捡东西，也要开发一年。
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