A volunteer at New Orleans' Audubon Zoo shares a blue-tongued skink, anexotic reptile from New Guinea, with visitors to theZoo's Discovery Walk.

一名志愿者在新奥尔良奥杜邦动物园里，向来到知新走道（Discovery Walk）的游人展示从新几内亚岛引进的外来品种——蓝舌蜥蜴。

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This fact will become important as we walk through the various business scenarios and explore how and why certain service discovery mechanisms are used.

在我们逐个讲述各种业务情形并探讨如何以及为什么使用某些特定的服务发现机制时，这个事实将变得很重要。

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During the walk, Discovery crew member Scott Parazynski will be raised on the end of a long extension pole grasped by the station's robotic arm.

在这次作业中，探索组成员斯科特·帕拉津斯基将会被由空间站机械手臂抓住的长杆的末端举起。

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But first, two NASA astronauts successfully completed a space walk today and removed two troubling pieces of ceramic fabric sticking out from the Discovery Shuttle's heat shield.

NPR: Shuttle Spacewalk Repair Mission a Success

After renovations, customers at the luxury 77-room safari lodge can breathe easy and will find all the signature Four Seasons' touches they have come to expect, including a first-class spa, quality local and international dining at three restaurants and two bars, the acclaimed Kids For All Seasons children's program, a natural and cultural Discovery Center, and guest rooms with high-end linens, amenities, soaking tubs and separate walk-in showers.

FORBES: Four Seasons Safari Lodge Serengeti, Tanzania