n.注射,注射剂,[医]充血,(卫星等的)入轨
It has to be given by injection, usually twice daily.
它必须通过注射摄入,通常一天两次。
He was executed by lethal injection earlier today.
他于今天早些时候被注射处死。
Execution by lethal injection is scheduled for July 30th.
定于7月30日执行注射死刑。