长颈鹿长腿的秘密
The secret of giraffes' long legs
sticking their necks out
冒风险
spindly
长的、瘦弱的
hindrance
障碍，妨碍
evolutionary
生物进化的
modestly proportioned
身体比例均匀的
Sticking their necks out for scientific research.
这些长颈鹿为了科研不惜冒险。
These giraffes at a zoo near London are helping researchers find out just how their spindly legs work.
伦敦附近一个动物园内的这些长颈鹿正在协助科研人员探索它们瘦长的下肢究竟是如何运作的。
Experts are using special technology to measure the animals' leg movements.
专家们使用特殊技术来测量长颈鹿两腿的动作。
They want to see if being tall is a help or a hindrance to moving around.
他们想看看它们超高的身体对行走究竟是利还是弊。
The scientists also hope to solve the evolutionary mystery of how these animals developed from their more modestly proportioned ancestors.
科学家也想揭开一项进化秘密：现代长颈鹿是如何从身体比例均匀的祖先进化过来的。
Sticking their necks out for scientific research.
这些长颈鹿为了科研不惜冒险。
These giraffes at a zoo near London are helping researchers find out just how their spindly legs work.
伦敦附近一个动物园内的这些长颈鹿正在协助科研人员探索它们瘦长的下肢究竟是如何运作的。
Experts are using special technology to measure the animals' leg movements.
专家们使用特殊技术来测量长颈鹿两腿的动作。
They want to see if being tall is a help or a hindrance to moving around.
他们想看看它们超高的身体对行走究竟是利还是弊。
The scientists also hope to solve the evolutionary mystery of how these animals developed from their more modestly proportioned ancestors.
科学家也想揭开一项进化秘密：现代长颈鹿是如何从身体比例均匀的祖先进化过来的。
sticking their necks out
冒风险
spindly
长的、瘦弱的
hindrance
障碍，妨碍
evolutionary
生物进化的
modestly proportioned
身体比例均匀的 (转载：China daily)