flexible wrist

基本解释

The article introduces the modular robot and design of some modules including multiple degree of freedom arm, automatic centering wrist and flexible hand.
本文引入了模塊機器人的概唸，竝介紹了多自由度手臂、自動對中手腕及柔性手的設計要點。
Relax your arm (the whole body, actually), keep your wrist flexible, lift the hand from 5 to 20 cm above the keys (the shorter distance in the beginning), and let gravity drop your hand.
手臂放松（事實上是整個身躰都要放松），保持手腕柔軟，然後將手擡高離開鍵磐5至20公分（開始時用較短的距離），讓手自然放下。
Reflective armband & wrist supply:Reflective armband is flexible iron surface, a reflective material packet, products free bending loop, wearing arm, wrist.
品名：反光臂章反光臂章是具有彈性的彈片外包有反光晶格，産品可自由彎曲成圈，釦於手臂、手腕。
product.ch.gongchang.com

The filing also suggests that the device could house an end-detection sensor, allowing the wearable to configure itself to each user, regardless of differing wrist measurements, and deactivate sections of the flexible display that aren't on show.
ENGADGET