英语语法分析

The left coronary artery of the G. grus is divided into anterior descending branch and circumflex branch.

结果表明，灰鹤心脏左冠状动脉分为前降支和旋支。

We are Homo sapiens, a gaggle of bird-watchers, scientists, and photographers; they are Grus japonensis, the rare and celebrated red-crowned crane.

我们是人类，一群嘈杂的赏鸟人士、科学家和摄影师；它们则是Grus japonensis，也就是罕见而知名的丹顶鹤。

Yungui Gaoyuan Plateau contains two wintering regions for Black-necked cranes Grus nigricollis:(1)western Yunnan, and (2) northeastern Yunnan and northwestern Guizhou.

云贵高原有黑颈鹤的两个越冬区：（ 1 ）云南西部； （ 2 ）云南东北部和贵州西北部。