[, ]the way that sth must be done or a rule that must be followed in order to prevent accidents or other dangerous events from happening安全措施◆New safety procedures have been introduced to ensure that a similar accident never happens again.已采取新的安全措施以确保类似事故不再发生。⨁adequate / basic / inadequate / poor safety procedures足够的/基本的/不充分的/差劲的安全措施⨁to follow / improve / tighten safety procedures遵循/改进/强化安全措施