The dog bit me but didn't break the skin.

那条狗咬了我，但没咬破皮肤。

《牛津词典》

The texture of my skin is different; I can detect a bit of crinkliness here and there.

我的皮质和以前不一样了，在这里或那里可以看到一点点褶皱。

youdao

In particular, when PHA is inserted beneath the thin skin of a bird's wing, it causes a swelling a bit like a mosquito bite.

尤其是，当这种物质被注射如鸟类翅膀下很薄的皮肤时能够产生蚊子叮咬一样的肿包。

youdao

He told the jury he wanted to "to get under their skin a bit" but thought the EDL would ignore his message.

BBC: EDL bomb hoax message jury fails to reach verdict

"I think we got under their skin a little bit, but we can only control what's in this locker room and I think we came out with an edge tonight, " George said.

NPR: Pacers Rout Knicks, Pull Closer To Second In East

The device runs Android 4.0, featuring a Polaroid skin that looks a bit like Microsoft tiles -- again, probably a good thing for clumsy little fingers.

ENGADGET: Polaroid Kids Tablet hits CES, and we drop it on the ground a couple of times (video)