An opening or recess in a wall.
壁凹；墙洞墙上向内凹或向外凸的部分或孔隙
a shape that curves or bulges outward.
向外弯曲或凸出的形状。
The equatorial portion should tend to swing outward.
近赤道的部分会有向外凸出的趋势。
"Convex:Having a surface or boundary that curves or bulges outward, as the exterior of a sphere."
凸起的:具有向外弯曲或凸出的表面或边界的,如球体的外表面.
A protruding part;an outward curve or swelling.
膨胀、肿胀凸出部分，向外鼓胀的部分
His teeth protrude like fangs.
他的牙齿像犬牙一样向外凸出。
Radial ball bearings with flanged outer ring--Flange dimensions
GB/T7217-1987凸缘外圈向心球轴承凸缘尺寸
bay window, usu with glass on three sides, projecting from an outside wal
凸窗（向墙外突出,通常三面有玻璃的窗户）.
The bony outer projection of this joint.
肘关节骨这个关节骨头向外的凸出部分
a convex shape that narrows toward a point.
向一个端点尖起的凸形。
His eyes are dark and full, rather too full, a little prominent, in fact.
他的眼睛颜色很深，非常饱满，饱满得有点过份，有点向外凸出。
cause to bulge or swell outwards.
使使膨胀凸出或向外增大。
As the lobe of the cam comes up under the cam follower, it pushes the cam follower upward (away from the camshaft).
当凸轮的凸角在凸轮挺杆下出现时，它推动凸轮挺杆向上运动(离开凸轮轴)。
[2] The knife, which is shaped like a crescent, that cuts with the convex side, falls from a less height, and that is all the difference.
那把刀是新月形的，刀口向外凸出，刀上的坠子份量较轻，全部差别只在于此。
The all film capacitors have been the developing trend of power capacitors, and the aluminium foil salient pole is the oPtimal constructure.
全膜电容器已成为电力电容器的发展方向,而铝箔外凸式电极结构又是其最佳选择。
Prominence of “Yong”:The Direction of Philosophic Thinking of Xiong Shili in Later Period;
“用”的凸显:熊十力后期思想的向度
On Multi-purposefully programmed Wolf Duality Featured with Vector Convexity;
具有向量凸性的多目标规划的Wolf对偶
An abnormal forward curvature of the spine in the lumbar region.
脊柱前凸腰部脊柱不正常的向前弯曲