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汉语拼音：

三角区通常指的是面部三角区，通常指的是两侧口角至鼻根联线所形成的三角形区域。为何称其为危险区域呢?这和口腔颌面部特有的解剖生理有关。颜面部的浅静脉包括面前静脉及颞浅静脉，面前静脉的瓣膜发育不良，少而薄弱，同时封闭不全，通常在肌肉收缩下，可使血液转而逆行。

• The "Falkirk Triangle" now registers more UFO sightings, around 300 a year, than any other spot on Earth.

  如今，在“福尔柯克三角区”被记载的UFO目击事件数量多达每年300起，超过了地球上任何一个地方。

• Secretary of State Colin Powell says the situation is difficult in several Iraqi cities in an area known as the Sunni triangle.

  国务卿鲍威尔说，在伊拉克几个被称为逊尼三角区的城市形势严峻，但是他说，联军在一些地区正在取得进展。

• New Guinea is centred in a region known as the Coral Triangle which supports the most diverse marine ecosystems on Earth.

  新几内亚岛位于珊瑚三角区的中心地带，那里支持着地球上最多样化的海洋生物系统。

• If such practices are unchecked, half the species in the Coral triangle will continue to disappear at a rate of 1-2% a year.

  如果这些行为不加以制止，那么珊瑚三角区内一半的物种将以每年1-2%左右的速度继续消亡。

• Authority to order you to enter the mysterious "Bermuda Triangle" area search and recovery of the missing vessel's secret weapon.

  当局命令你进入神秘的“百慕大三角”区寻找和回收失踪船只上的秘密武器。

• Compact spinning out a spinning triangle, thus reducing Hairiness, improved strength.

  紧密纺缩小了纺纱三角区，从而减少了毛羽，提高了强力。

• Some captains of planes and ships in the Triangle have had narrow escapes and have lived to tell about it.

  到过三角区的有些飞机的机长和船长得以死里逃生，并且活下来讲述他们的经历。

• Chapter five is mainly to describe the current situation of the development of every cities' producer services in Ning-Hu-Hang Delta Area.

  第五章主要浅析浅析宁、沪、杭三角区内各个城市的生产者服务业发展近况。

• Objective To probe into the significance of treating lesions in the trigone of the lateral ventricle with trans-sulcus approach.

  目的探讨经脑沟入路切除侧脑室三角区肿瘤的意义。