But sabotage, accidental damage and bad weather meant flows of information over the vast area of the Empire were patchy at best.

但是，蓄意破坏、意外损坏和恶劣天气意味着，帝国广大地区的信息流动充其量是不完整的。

Low blood pressure means less blood flow to vital organs like your heart, lungs, and kidney, which can be damaged or fail as a result.

低血压意味着流向心脏、肺和肾脏等重要器官的血液减少，从而导致这些器官受损或衰竭。

One of the most important factors in deciding whether or not to operate on somebody is their chance of having side effects from surgery, which means decreased blood flow, possible chance of infection, renal failure.

决定是否对某人进行手术的最重要因素之一是他们可能会因手术而产生副作用，这意味着血流量减少、可能的感染机会、肾功能衰竭。