而对天文观察者来说，它意味着夏季的标志—夏季大三角（在夏季的东南方高空里由天琴座的织女星、天鹅座的天津四及天鹰座的牛郎星组成的三角形）的退去和预示着秋季的星座的到来。
For skywatchers it means the passing of the season's trademark Summer Triangle of stars and the arrival of the autumn constellations.
每一个理想的多面体是依次由三角形组成。
Each of these perfect polyhedra would be in turn composed of triangles.
在晶体中观察到多个层错和一个由两个层错三角形组成的层错四面体。
Several stacking faults and a tetrahedron composed of two stacking faults in triangular were observed within the crystal.
由在敞开的三角形结构中弯曲的金属棒组成的打击乐器。
A percussion instrument consisting of a metal bar bent in the shape of an open triangle.
立面是一个由三角形结构组成的自支撑折叠系统。
The façade consists of a self-supporting folding system made of triangles.
图3是由同样大小的等边三角形所组成的。
Diagram 3 consists of several equilateral triangles of equal size.
天琴座由一个包含织女座的有着平行边关系的小三角形组成。
Lyra consists of a little triangle, of which Vega is part, with a little parallelogram attached.
一个规则的六边形和一个规则的四边形包括同样的五个形状，每个都是由同样的梯形和一个三角形组成。
A regular six-sided polygon and a regular four-sided polygon contain the same five shapes—each are made up of the same four trapezoids and one triangle.
建筑是一个三角形平面，由面朝大海的管状空间组成，在一个小渔村开垦的土地上。
The building, a triangular block composed of tube-like volumes heading to the ocean, stands on a point of reclaimed land in a small fishing village.
蝶形单元是由两个全等的三角形组成。
Butterfly Mechanism consists of two congruent equilateral triangles.
建筑的形式是在三角形的场地所衍生的三角形平面上切掉一个尖角，另外在界限内，设计争取到了由三个板面组成的尖顶的最大体量。
The building is the form that cut an acute Angle part on a triangle plan derived from the site. Furthermore, it got the maximum volume of hip roof of three planes in restriction of setback-line.
青岛体育馆屋面是由60个三角形组成的宝石状外形金属屋面，其独特的造型和结构给设计和施工带来一定的难度。
The diamond-shaped metal roof is adopted in Qingdao Gymnasium, which is composed of 60 triangles. The special shape and structure provides a certain degree of difficulty for design and construction.
携带盒由左、右两盒体及两带有固定卡口的把手组成，分别设在上述三角形底边的两端，即两双面回复反射体的交接侧；
The double-face reflex reflection bodies are respectively hinged together as integration through the conductor hinges and are conducted with the circuit.
携带盒由左、右两盒体及两带有固定卡口的把手组成，分别设在上述三角形底边的两端，即两双面回复反射体的交接侧；
The double-face reflex reflection bodies are respectively hinged together as integration through the conductor hinges and are conducted with the circuit.
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