convex body的用法和樣例：
例句
- A transparent,biconvex body of the eye between the iris and the vitreous humor that focuses light rays entering through the pupil to form an image on the retina.
晶狀體，水晶體眼球中一種透明的雙面凸體，位於虹膜與玻璃體之間，它可使穿過瞳孔進入眼球的光線聚集在視網膜上來形成圖像。 - The NEM interpolant is strictly linear between adjacent nodes on the boundary of the convex hull, which facilitates imposition of essential boundary conditions.
根據基本邊界條件，自然鄰接插值在凸體邊界相鄰節點之間是嚴格線性的，於是可以用自然單元法來模擬非凸體表面裂紋。
