If something flies at your face, you'll automatically throw up your arms to protect your head.

如果有东西飞到你的脸上，你会下意识地扬起你的手臂来保护你的头。

youdao

If something flies at your face, you'll automatically throw up your arms to protect your head.

如果有东西飞到你的脸上，你会下意识地扬起你的手臂来保护你的头。

youdao