In birds the second finger is the principal strut of the wing, which consists primarily of feathers.

鸟类的第二根手指是翅膀的主要支柱，翅膀主要由羽毛组成。

youdao

Pls close up your thumb, then open your second finger, the finger represent brothers and sisters, they do have own family which is too they will leave us too.

合上拇指打开食指，食指代表兄弟姐妹。他们将会有自己的家庭，终究也会离开我们。

youdao

If you're working in a specific app, you can drag your finger up from the Gesture Bar to the screen, hold it for a second, and the wave dock will appear, making it easy to quick launch another app.

在操作某个程序的时候，用手指从手势条开始向上拖拉操作并停留一会，波浪形的导航条会自动出现，让你可以很方便地运行其他程序。

youdao

When looking at the thumbnail grid of images that appear beside one large image, select a bunch of photos at once by holding one finger on the first image in that group and a second finger on the last image.

WSJ: The Digital Solution: Letting Your Fingers Do the Photo Editing

The laptop's ten-finger intuitive touch capabilities and six second boot-up time maximize on-the-go productivity.

ENGADGET: Samsung unveils the Series 7 Ultra, refreshes the Series 7 Chronos with a slimmer design

Kuroda was checked by the Yankees after Victorino's single smacked the middle finger of his right hand starting the second, then hit rookie Jackie Bradley Jr. with a pitch in the lower leg.

WSJ: Another injury, loss as Yanks fall 7-4 to Red Sox