There was dribble all over her chin. Graham came back from holiday with a week's growth of beard on his chin. She was sitting at the desk with her chin propped on her hands. With the back of his hand, …

The chin is the forward pointed part of the anterior mandible (mental region) below the lower lip. A fully developed human skull has a chin of between 0.7 cm and 1.1 cm.

The meaning of CHIN is the lower portion of the face lying below the lower lip and including the prominence of the lower jaw. How to use chin in a sentence.

Jan 24, 2026 · The chin is one of our most familiar features, yet scientists still debate why we evolved it. Here’s a breakdown of what we know about it so far.

Aug 24, 2025 · The chin is the distinct, forward-projecting part of the human face located at the bottom of the lower jaw. It is a defining feature of modern humans, setting us apart from other primates and …

(keep your) chin up (informal) 振作起来；不气馁；不灰心 used to tell sb to try to stay cheerful even though they are in a difficult or unpleasant situation

Dec 31, 2024 · The chin provides structural support to the lower face and serves as an attachment site for muscles involved in facial expressions, speech, and chewing. Its shape and size contribute …

James Chin James (Jim) Chin is a public health epidemiologist. He works in public health surveillance and prevention of communicable diseases, particularly AIDS.

If you say that someone took something on the chin, you mean that they accepted an unpleasant or difficult situation bravely and without making a lot of fuss about it.

The origin of the English name is debated, but Italian explorer Marco Polo may have brought the word "Chin" to Europe in the 13th century. 其英文名稱的來源眾說紛紜，但義大利探險家Marco Polo可能在 …