411 REFERENCE · Wikibooks
English-Hanzi/Heart failure
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Heart failure is when the heart is unable to pump sufficiently to maintain blood flow to meet the body's needs.
心力衰竭是指心脏无法充分泵血以维持血流以满足身体需要。