During the trials, the robot algorithms (算法) and mechanics will be fine-tuned to make it better suited to ailing livestock and ensure it safely navigates around potential hazards including trees, mud, swamps, and hills.
2018年12月六级真题（第三套）阅读 Section C
柯林斯高阶英汉双解学习词典释义
ADJ
处境困难的;境况不佳的;衰退的
An ailing organization or society is in difficulty and is becoming weaker.
"my poor ailing grandmother""feeling a bit indisposed today""you look a little peaked""feeling poorly""a sickly child""is unwell and can't come to work"